CU HI TRC NGHIM N THI I HOC 10-11-12 2010 (HOI PHONG INTRODUCTION)Cau 1 Tien hanh clo hoa 3-metylpentan t le 1:1 thu c bao nhieu dan xuat monoclo la ong phan cua nhau? A. 4 B. 5 C. 2 D. 3 Cau 2 Hidrocacbon X co CTPT C5H12 khi tac dung vi Clo tao c 3 dan xuat monoclo ong phan cua nhau. X la: A. iso-pentan B. n-pentan C. neo-pentan D. 2metyl butan Cau 3. Ankan X co cong thc phan t C5H12, khi tac dung vi clo tao c 4 dan xuat monoclo. Ten cua X la: A. pentan B. iso-pentan C. neo-pentan D.2,2- dimetylpropan Cau 4. Brom hoa ankan ch tao mot dan xuat monobrom Y duy nhat. dY/ khng kh = 5,207. Ankan X co ten la: A. n- pentan B. iso-butan C. iso-pentan D. neo-pentan Cau 5. Phan tch 3 g ankan cho 2,4g cacbon . CTPT cua A la g ? A. CH4 B.C2H6 C. C3H8 D. ket qua khac Cau 6. Mot ankan tao c dan xuat monoclo, trong o ham lng clo bang 55,04%. Ankan co CTPT la: A. CH4 B. C2H6 C.C3H8 D. C4H10 Cau 7. Khi phan huy hoan toan hidrocacbon X trong ieu kien khong co khong kh, thu c san pham co the tch tang gap 3 lan the tch hidrocacbon X ( cung ieu kien ) . Cong thc phan t cua X la : A. C2H6 B. C4H10 C. C5H12 D. C6H14 Cau 8. ot chay hoan toan 0,15 mol hon hp 2 ankan thu c 9,45g H2O. Cho san pham chay qua bnh ng Ca(OH)2 d th khoi lng ket tua thu c la bao nhieu ? A.37,5g B. 52,5g C. 15g D.42,5g Cau 9. Co bao nhieu ankan ong phan cau tao co cong thc phan t C5H12? A. 3 ong phan phan B. 4 ong phan C. 5 ong phan D. 6 ong

Cau 10. Phan tram khoi lng cacbon trong phan t ankan Y bang 83,33% . Cong thc phan t cua Y la A. C2H6 A.(NH4)2CO3 S cht hu c A. 3 A. CO2, CaCO3 B. C3H8 B.CH3COONa B. 4 B. CH3Cl, C6H5Br C. C4H10 C. CH3Cl C. 5 C. NaHCO3, NaCN D. C5H12 D. C6H5NH2 D. 6 D. CO, CaC2. Cau 11: Trong cac hp chat sau, chat nao khong phai la hp chat hu c? Cau 12: Cho cc cht: CaC2, CO2, HCHO, Al4C3, CH3COOH, C2H5OH, NaCN, C2H2O4, CaCO3. Cau 13: Cap hp chat nao sau ay la hp chat hu c? Cau 14: Trong cc cng thc sau cng thc no l cng thc n gin: A. C2H5; C3H6; CH4O. C. C2H5; C3H6; CH4O; C2H4O; C2H6O; C3H8O3 B. CH4O; C2H4O; C2H6O. D. CH4O; C2H4O; C3H6

Cau 15: Trong cc cng thc cho di y, cng thc no l cng thc phn t? A. C5H10; C4H8O2. C. CH4O; C2H6O. B. C2H6O; C4H8O2; C5H10. D. CH4O; C5H10; C2H6O; C4H8O2; C5H10O.

Cau 16: Mun bit cht hu c X l cht g phi da vo loi cng thc no sau y:

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A. Cng thc n gin B. Cng thc phn t qut.

CU HI TRC NGHIM N THI I HOC 10-11-12 2010 (HOI PHONG INTRODUCTION)C. Cng thc cu to

D. Cng thc tng

Cau 17: Cho cac chat: (1) CH4, (2) C2H2, (3) C5H12, (4) C4H10, (5) C3H6, (6) C7H12, (7) C6H14. Chat nao la ong ang cua nhau? A.1, 2, 3, 4, 5, 6, 7 (1) CH3CH2CH2CH2CH2CH3 (3) CH3CH2CH(CH3)CH2CH3 A. 1, 2, 3 B. 1, 2 B. 1, 3, 4, 7 C. 2, 5, 7, 6, 7 (2) CH3CH2CH2CH(CH3)2 (4) CH3CH2CH2CH2CH3. C. 1, 4 D. 1, 2, 3, 4 D. 1, 3, 5, 7 Cau 18: Nhng chat nao sau ay la ong phan cau tao cua nhau?

Cau 19: Trong cac phan ng sau, phan ng nao khong phai la phan ng the?s (1) C2H6 + Cl2 a C2H5Cl + HCl, , xt (3) C6H6 + Cl2 tp C6H5Cl + HClo

s (2) C6H6 + 3Cl2 a C6H6Cl6

,t (4) C2H5OH H SO dac C2H4 + H2O 2 4 0

A. 4

B. 2, 4

C. 2

D. 1, 2, 4

Cau 20: Day chat nao sau ay thuoc day ong ang co cong thc chung la CnH2n+2. A.CH4, C2H2, C3H8, C4H10, C6H12 C.C4H10, C5H12, C6H12. A.C2H6, CH4, C4H10 C.CH3OCH3, CH3CHO A. 3 ng phn. B. CH4, C3H8, C4H10, C5H12 D. C2H6, C3H6, C4H8, C5H12. B. C2H5OH, CH3CH2CH2OH D. Cap A va cap B. B. 4 ng phn. C. 6 ng phn. D. 5 ng phn.

Cau 21: Trong cac cap chat sau,cap chat nao la ong ang cua nhau?

Cau 22: ng vi cng thc phn t C4H8 c tt c: Cau 23: Hirocacbon X c cng thc phn t l C4H10. Vy X l: A- Hirocacbon no, khng vng 3 ng phn. C- Hirocacbon khng no, 2 ng phn. B- Hirocacbon no, khng vng 2 ng phn. D- Hirocacbon no, c vng 2 ng phn

Cau 24 Phn ng c trng ca hidrocacbon no A. Phn ng tch B. Phn ng th C. Phn ng cng D. C A, B v C.

Cau 25. Cho Ten goi hp chat X co cong thc cau tao : CH3 CH3-CH - CH2 - C- CH2-CH3 CH2CH3 A. 2,4 ietyl-4-metylhexan C. 5-etyl-3,5-imetylheptan CH2 CH3 B. 3- etyl-3,5-dimetylheptan D. 2,2,3- trietyl-pentan

Cau 26. Khi cho butan tac dung vi brom thu c san pham monobrom nao sau ay la san pham chnh? A. CH3CH2CH2CH2Br C.CH3CH2CH2CHBr2 B. CH3CH2CHBrCH3 D. CH3CH2CBr2CH3.

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Cau 27. Ankan Y td vi Brom tao ra 2 dan xuat monobrom co ty khoi hi so vi H2 bang 61,5. Ten cua Y la: A. butan B. propan C. isobutan D. 2-metylbutan Cau 28. Ankan Z co cong thc phan t la C5H12. Tien hanh p/ dehidro hoa Z thu c mot hon hp gom 3 anken la ong phan cua nhau trong o co hai chat la ong phan hnh hoc. Cong thc cau tao cua Z la? A. CH3CH2CH2CH2CH3 C. C(CH 3)4 hp Cau 29. Khi nhiet phan mot ankan X trong ieu kien khong co khong kh thu c kh H2 va muoi than, thay the tch kh thu c gap 5 lan the tch ankan X( o cung ieu kien ve nhiet o ap suat ). CTPT cua X la : A. CH4 B. C2H6 C. C3H8 D. C4H10 Cau 30. ot chay ht 2,24 lt ankan X (ktc), dan ton b san pham chay vao dd nc voi trong d thay co 40g. CTPT X A. C2H6 B. C4H10 C. C3H6 D. C3H8 Cau 31 ot chay hoan toan 0,15 mol hon hp 2 ankan thu c 9,45g H2O. Cho san pham chay qua bnh ng Ca(OH)2 d th khoi lng ket tua thu c la bao nhieu ? A.37,5g B. 52,5g C. 15g D.42,5g Cau 32: Sn phm chnh ca phn ng brom ho 2- metylbutan theo t l s mol 1:1 l: A. 1- clo- 2- metylbutan B. 2- clo- 3- metylbutan C. 1- clo- 3- metylbutan D. 2- clo- 2- metylbutan Cu 33: Dy no sau y gm cc cht l ng ng ca metan A. C2H4, C3H7Cl, C2H6O B. C4H10, C5H12, C6H14 C. C4H10, C5H12, C5H12O D. C2H2, C3H4, C4H6 Cu 34: Khi nhit phn CH3COONa vi vi ti xt thi thu c sn phm kh: A. N2, CH4 B. CH4, H2 C. CH4, CO2 D. CH4 Cau 35: CTPT ng vi tn gi 4-etyl-2,3,3-trimetylheptan l: A.C12H26 B. C10H22 C. C11H24 D. C12H24 Cau 36. Khi cho 2-metylpentan tc dng vi brom thu c sn phm chnh l dn xut monobrom no sau y? A.2-brom-2-metylpentan. B. 3-brom-metylpentan. C.1-brom-2-metylpentan D. 4-brom-2-metylpentan Cau 37. C bao nhiu ng phn hnh hc, mch h c cng thc phn t C3H5Br? A. 2 B.4 C.5 D.6 Cau 38.Cht hu c c cng thc cu to sau c tn gi l g? CH3 - CH(CH3)-CHBr-CH2-CCl(CH3)-CH3 A. 2-clo-4-brom-2,5-imetylhexan B. 4-brom-2-clo-2,5-imetylhexan C. 3-brom-2-clo-2,5-imetylhexan D. 4 brom-2-clo-2,5-trimetylhexan Cau 39. Tn gi: 2 clo 3 metylbutan ng vi cng thc cu to no sau y? B. CH3CH2CH(CH3 )2 D. Khong co cau tao nao phu

CU HI TRC NGHIM N THI I HOC 10-11-12 2010 (HOI PHONG INTRODUCTION)

CH3

CH CH2 CH3 ClB.

A.

CH3 CH2 CH CH2 Cl CH3CH3 CH3 H2C C CH2 CH3

CH3

Cl C. D. Cau 40: Khi crackinh hon ton mt th tch ankan X thu c ba th tch hn hp Y (cc th Tch kh o cng iu kin nhit v p sut); t khi ca Y so vi H2 bng 12.Cng thc phn t ca X l: A. C6H14. B. C3H8. C. C4H10. D. C5H12. Cau 41: Cho 4 cht: metan, etan, propan v n-butan. S lng cht to c mt sn phm th monoclo duy nht l: A. 1. B. 2. C. 3. D. 4.

CH3 CH CH CH3 Cl

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Cau 42: Khi t chy hon ton 7,84 lt hn hp kh gm CH4, C2H6, C3H8 (ktc) thu c 16,8 lt kh CO2 (ktc) v x gam H2O. Gi tr ca x l A. 6,3. B. 13,5. C. 18,0. D. 19,8. Cau 43: Khi t chy hon ton hn hp 2 ankan l ng ng k tip thu c 7,84 lt kh CO2 (ktc) v 9,0 gam H2O. Cng thc phn t ca 2 ankan l A. CH4 v C2H6. B. C2H6 v C3H8. C. C3H8 v C4H10. D. C4H10 v C5H12. Cau 44: khi clo ha mt ankan c cng thc phn t C6H14, ngi ta ch thu c 2 sn phm th monoclo. Danh php IUPAC ca ankan l A. 2,2-imetylbutan. B. 2-metylpentan. C. n-hexan.D. 2,3-imetylbutan. Cau 45: Khi clo ha hn hp 2 ankan, ngi ta ch thu c 3 sn phm th monoclo. Tn gi ca 2 ankan l A. etan v propan. B. propan v iso-butan. C. iso-butan v n-pentan.D. neo-pentan v etan. Cau 46: t chy hon ton hn hp kh X gm 2 hirocacbon A v B l ng ng k tip thu c 96,8 gam CO2 v 57,6 gam H2O. Cng thc phn t ca A v B l A. CH4 v C2H6. B. C2H6 v C3H8. C. C3H8 v C4H10. D. C4H10 v C5H12. Cau 47: Hn hp kh X gm 2 hirocacbon A v B l ng ng k tip. t chy X vi 64 gam O2 (d) ri dn sn phm thu c qua bnh ng Ca(OH)2 d thu c 100 gam kt ta. Kh ra khi bnh c th tch 11,2 lt 0OC v 0,4 atm. Cng thc phn t ca A v B l A. CH4 v C2H6. B. C2H6 v C3H8. C. C3H8 v C4H10. D. C4H10 v C5H12. Dng cho cu 20, 21: Nung m gam hn hp X gm 3 mui kali ca 3 axit no n chc vi NaOH d thu c cht rn D v hn hp Y gm 3 ankan. T khi ca Y so vi H2 l 11,5. Cho D tc dng vi H2SO4 d thu c 17,92 lt CO2 (ktc). Cau 48: Gi tr ca m lA. 42,0.B. 84,8. C. 42,4. D. 84,0. Cau 49: Tn gi ca 1 trong 3 ankan thu c lA. metan. B. etan. C. propan. D. butan. Cau 50: t chy hon ton V lt hn hp A (ktc) gm CH4, C2H6 v C3H8 thu c 6,72 lt kh CO2 (ktc) v 7,2 gam H2O. Gi tr ca V lA. 5,60. B. 3,36. C. 4,48. D. 2,24. Cau 51 (A-2007): Khi brom ho mt ankan ch thu c mt dn xut monobrom duy nht c t khi hi so vi hiro l 75,5. Tn ca ankan l A. 3,3-imetylhexan. B. isopentan. C. 2,2,3-trimetylpentan. D. 2,2-imetylpropan. Cau 52: t chy ht 0,224 lt (ktc) mt hirocacbon no mch h, sn phm sau khi t chy cho qua 1 lt nc vi 0,143% (D = 1 g/l) thu c 0,1g kt ta.Cng thc phn t hirocacbon l: A. C4H10 B. C3H8 C. C5H12 D. C2H6 E. Kt qu khc. ANKEN Cau 53 Hn hp X gm propen l ng ng theo t l th tch 1:1.t 1 th tch hn hp X cn 3,75 th tch oxi(cng k). Vy B l: a.eten b.propan c.buten d.penten Cau 54 t hon ton 0,2 mol hn hp CH4;C4H10;C2H4 thu c 0,28 mol CO2 v 8,28 ml H2O. S mol ankan v anken trong hn hp ln lt l: a.0,02 v 0,18 b.0,16 v 0,04 c.0,18 v 0,02 d.0,04 v 0,16 Cau 55 Cho hn hp X gm 2 olefin qua bnh ng dd brom,khi phn ng xong c 16 g brom tham gia phn ng .Tng s mol ca 2 anken l: a.0,01 b.0,5 c.0,05 d.0,1 Cau 56 Mt hn hp kh A gm 1 ankan,1 anken c cng s cacbon v ng mol .Cho a g h hp A phn ng va vi 120 g dd Br2 20% trong CCl4 .t a g hn hp trn thu c 20,16 lt CO2 (ktc).Cng thc phn t ca ankan , anken ln lt l :a.C3H8 v C3H6 b.C3H8 v C3H6 c. C2H6 v C2H4 d. C4H10 v C4H8 Cau57 m gam hn hp gm C3H6 ; C2H4 v C2H2 chy hon ton thu c 4,48 lt kh CO2 (ktc).Nu Hiro ho hon ton m g hn hp trn ,ri t chy ht hn hp thu c V(ml) CO2 (ktc).Gi tr ca V? a. 22,4 b.22400 c.44,80 d.33600 Cau 58 t chy hon ton m g etanol thu 3,36 lt CO 2 (ktc).Nu un m g etanol vi H2SO4 c ;180o C ri t chy ht sn phm thu c a g H2O.Gi tr ca a l: a.2,7 g b.7,2 g c.1,8 g d.5,4 g Cau 59. Hin nay PVC c iu ch theo s sau: C2H4 CH2Cl CH2Cl C2H3Cl PVC. Nu hiu sut t 80% th lng C2H4 cn dng sn xut 5000kg PVC l: a.28kg b.1792kg c.2800kg d.179,2kg Cau 60. Anken CH3CH=CHCH2CH3 co ten la

CU HI TRC NGHIM N THI I HOC 10-11-12 2010 (HOI PHONG INTRODUCTION)

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A. metylbut-2-en

CU HI TRC NGHIM N THI I HOC 10-11-12 2010 (HOI PHONG INTRODUCTION)B. pent-3-en C. pent-2-en D. but-2-en

Cau 61. Co bao nhieu ong phan cong thc cau tao cua nhau co cung cong thc phan t C4H8? ( khong ke p hnh hoc)A. 6 B. 3 C. 4 D. 5 Cau 62. ng vi cong thc phan t C4H8 co bao nhieu ong phan cau tao eu tac dung c vi hidro? A. 2 A. 4 B. 3 B. 3 C. 5 C. 5 D. 6 D. 6 Cau 63. ng vi cong thc phan t C4H8 co bao nhieu ong phan cua olefin? Cau 64. Co bao nhieu chat ong phan cau tao co cung cong thc phan t C 4H8 tac dung vi Brom ( dung dch)? A. 5 chat B. 6 chat C. 4 chat D. 3 chat Cau 65. Trong Phong th nghiem co the ieu che mot lng nho kh etilen theo cach nao sau ay? A. e hidro hoa etan C. Crackinh butan. B. un soi hon hp gom etanol vi axit H2SO4, 170OC. D. Cho axetilen tac dung vi hidro co xuc tac la Pd/PbCO3.

Cau 66. e tach rieng metan khoi hon hp vi etilen va kh SO 2 co the dan hon hp vao: A. dd Natrihidroxit B. dd axit H2SO4 C. dd nc bromCH2 C CH2 CH2 CH3

D. dd HClCH2 CH2Cl

Cau 67. Cho bit tn ca hp cht sau theo IUPAC : A. 1-Clo-4-Etylpent-4-en C. 2-etyl-5-Clopent-1-en

B. 1-clo-4-metylenhexan D. 5- Clo-2-etylpent-1-en

Cau 68. Trong so cac anken C5H10 ong phan cau tao cua nhau, bao nhieu chat co cau tao hnh hoc ? A. 1 B. 2 C. 3 D. 4 Cau 69. Co bao nhieu anken ong phan cau tao cua nhau khi cong hidro eu tao thanh 2- metylbutan? A. 1 B. 2 C. 3 D. 4 B. CH2 = CHCH2CH2Cl. D. CH2 = CHCHClCH3. Cau 70. Cho bit sn phm chnh ca phn ng sau: CH2 = CHCH2CH3 + HCl ?. A. CH3 CHClCH2CH3. C. CH2 ClCH2CH2CH3.

Cau 71. Hidrocacbon A va B thuoc cung mot day ong ang. Biet M A = 2MB. A va B thuoc day ong ang nao? A. Anken hoac xicloankan B. Aren C. Co the thuoc bat ky day nao. D. Anken Cau 72. Cho 2,24 lt anken X (ktc) tac dung vi dd brom thu c san pham co khoi lng ln hn khoi lng anken la A. 0,8 g B. 10,0g C. 12,0 g D. 16,0g Cau 73. Anken X tac dung vi nc (xuc tac axit) to ra hon hp 2 ancol ong phan cua nhau. d/N2 = 2,00. Ten ca X la A. iso-penten B. but-1-en C. but-2-en D. pent-1en Cau 74. Anken Y tac dung vi dd brom tao thanh dan suat ibrom trong o % khoi lng C bang 17,82 %. CTPT Y la A. C3H6 B.C4H8 C. C4H10 D. C5H10

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Cau 75. ot chay hoan toan 1,12 lt mot anken X (ktc) thu c 5,60 lt kh CO 2 (ktc). CTPT X la: A. C3H6 B.C4H8 C. C4H10 D. C5H10 Cau 75. ot chay hoan toan mot the tch hon hp gom anken X va hidrocacbon Y thu c 5,56 lt kh CO2 ( ktc) va 5,40 g nc. Y thuoc loai hirocacbon co cong thc phan t dang. A.CnH2n Cu76: Hp cht : B.CnH2n-2 C. CnH2n+2 D. CnH2n-4

CU HI TRC NGHIM N THI I HOC 10-11-12 2010 (HOI PHONG INTRODUCTION)

CH2 CH CH CH3 CH3c tn gi l:

A. 3-metylbut-1-en B. 2-metylbut-1-en C. 2-metylbut-3-en D. 3-metylpent-1-en Cu 77. t chy hon ton (m) gam hh X gm metan , propen v butan thu c 4,4 gam CO2 v 2,52 gam H2O . Gi tr ca m l : A . 1,48 g B . 2,48 g C . 14,8 gam D . 24,7 gam Cau 78. Sn phm chnh ca s ehirat ha 2-metylbutan-2-ol l cht no ? A. 3-Metylbut-1-en B. 2-Metylbut-1en C. 3-Metylbut-2-en D. 2-Metylbut-2-en Cau 79. Anken thch hp iu ch ancol sau y (CH3CH2)3C-OH l: A. 3-etylpent-2-en B. 3-etylpent-3-en C. 3-etylpent-1-en D. 3,3- imetylpent-1-en Cau 80:. Nhng hp cht no sau y c th c ng phn hnh hc (cis-trans) CH3CH = CH2 (I) ; CH3CH = CHCl (II) ; CH3CH = C(CH3)2 (III)

H3C

C2H5

C(IV)

C

CH3 C2H5

H3C C2H5 C C

Cl H

(V) A. (I), (IV), (V) B. (II), (IV), (V) C. (III), (IV) D. (II), III, (IV), (V) Cau 81. Oxi ho etilen bng dd KMnO4 thu c sn phm l : A. MnO2, C2H4(OH)2, KOH B. K2CO3, H2O, MnO2 C. C2H5OH, MnO2, KOH D. MnO2, C2H4(OH)2, K2CO3 Cau 82: Hn hp X gm 2 anken kh phn ng va vi dung dch cha 48 gam brom. Mt khc t chy hon ton hn hp X dng khng ht 24,64 lt O2 (kc).Cng thc phn t ca 2 anken l : A. C2H4 v C3H6 B. C2H4 v C4H8 C. C3H6 v C4H8 D. A v B u ng Cau 83: Hp cht 2- metylbut - 2- en l sn phm chnh ca phn ng tch t cht no trong cc cht sau : A. 2-brom2-metylbutan B. 2-metylbutan -2- ol C. 3-metylbutan-2- ol D. Tt c u ng Cau 84: Hirat ha 2 anken ch to thnh 2 ancol (ru). Hai anken l A. 2-metylpropen v but-1-en (hoc buten-1). B. propen v but-2-en (hoc buten-2). C. eten v but-2-en (hoc buten-2). D. eten v but-1-en (hoc buten-1). Cau 85. (KB 2008) Dn 1,68 lt hn hp kh X gm hai hirocacbon vo bnh ng dung dch brom (d). Sau khi phn ng xy ra hon ton, c 4 gam brom phn ng v cn li 1,12 lt kh. Nu t chy hon ton 1,68 lt X th sinh ra 2,8 lt kh CO2. Cng thc phn t ca hai hirocacbon l (bit cc th tch kh u o ktc). A. CH4 v C2H4 B. CH4 v C3H4 C. CH4 v C3H6 D. C2H6 v C3H6 Cau 86: t chay hoan toan hn hp gm 1 ankan va 1 anken. Cho san phm chay ln lt i qua binh 1 ng P2O5 d va binh 2 ng KOH rn, d thy binh 1 tng 4,14g, binh 2 tng 6,16g. S mol ankan co trong hn hp la: A. 0,06 B. 0,09 C. 0,03 D. 0,045 Cau 87: t chay hoan toan 0,1 mol hn hp gm CH 4, C4H10 va C2H4 thu c 0,14 mol CO2 va 0,23 mol H2O. S mol ankan va anken co trong hn hp ln lt la: A. 0,09 va 0,01 B. 0,01 va 0,09 C. 0,08 va 0,02 D. 0,02 va 0,08 Cau 88: Mt hm hp khi gm 1 ankan va 1 anken co cung s nguyn t C trong phn t va co cung s mol. Ly m gam hn hp nay thi lam mt mau va u 80g dung dich 20% Br 2 trong dung mi CCl4. t chay hoan toan m gam hn hp o thu c 0,6 mol CO2. Ankan va anken o co cng thc phn t la: A. C2H6, C2H4 B. C3H8, C3H6 C. C4H10, C4H8 D. C5H12, C5H10

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CU HI TRC NGHIM N THI I HOC 10-11-12 2010 (HOI PHONG INTRODUCTION)Cau 89: Cho 14g hn hp 2 anken la ng ng lin tip i qua dung dich nc Br2 thy lam mt mau va u dd cha 64g Br2.Cng thc phn t cua cac anken la: A. C2H4, C3H6 B. C3H8, C4H10 C. C4H10, C5H12 B. 2:1 C. 2:3 D. C5H10, C6H12 D. 1:1 Ty l s mol 2 anken trong hn hp la: A. 1:2

Cau 90: Cho 10,2g hn hp khi A gm CH4 va anken ng ng lin tip i qua dd nc brom d, thy khi lng binh tng 7g, ng thi th tich hn hp giam i mt na. Cng thc phn t cac anken la: 1.A. C2H4, C3H6 B. C3H6, C4H10 C. C4H8, C5H10 D. C5H10, C6H12 2. Phn trm th tich cac anken la A. 15%, 35% B. 20%, 30% C. 25%, 25% D. 40%. 10% Cau 91. t chy hon ton 0,1 mol anken X thu c CO2 v hi nc. Hp th hon ton sn phm bng 100 gam dung dch NaOH 21,62% thu c dung dch mi trong nng ca NaOH ch cn 5%. La chn cng thc phn t ng ca X.A. C2H4 B. C3H6 C. C4H8 D. C5H10. Cau 92. em t chy hon ton 0,1 mol hn hp X gm 2 anken l ng ng k tip nhau thu c CO2 v nc c khi lng hn km nhau 6,76 gam. Vy 2 cng thc phn t ca 2 anken l: A. C2H4 v C3H6 B. C3H6 v C4H8 C. C4H8 v C5H10 D. C5H10 v C6H12. Cau 93. (KB-08)- Ba hirocacbon X, Y, Z l ng ng k tip, khi lng phn t ca Z bng 2 ln khi lng phn t ca X. Cc cht X, Y, Z thuc dy ng ng A. ankan. B. ankaien. C. anken. D. ankin. Cau 94. (C-07)- Cho hn hp hai anken ng ng k tip nhau tc dng vi nc (c H2SO4 lm xc tc) thu c hn hp Z gm hai ru (ancol) X v Y. t chy hon ton 1,06 gam hn hp Z sau hp th ton b sn phm chy vo 2 lt dung dch NaOH 0,1M thu c dung dch T trong nng ca NaOH bng 0,05M. Cng thc cu to thu gn ca X v Y l (Cho: H = 1; C = 12; O = 16; th tch dung dch thay i khng ng k) A. C2H5OH v C3H7OH. B. C3H7OH v C4H9OH. C. C2H5OH v C4H9OH. D. C4H9OH v C5H11OH. Cau 95. Mt hn hp gm 1 ankan v 1 anken. Dn hn hp qua 100 gam dung dch brom 16% thy dung dch brom mt mu v khi lng bnh tng 2,8 gam, sau phn ng thy thot ra 3,36 lit mt kh (ktc). t chy hon ton hn hp kh bay ra thu c 8,8 gam CO2 v 5,4 gam nc. Vy cng thc ca anken v ankan ln lt l: A. CH4 v C2H4 B. C2H6 v C2H4 C. C2H6 v C3H6 D. CH4 v C3H6 C-08)-Cu 28: t chy hon ton 20,0 ml hn hp X gm C3H6, CH4, CO (th tch CO gp hai ln th tch CH4), thu c 24,0 ml CO2 (cc th tch kh o cng iu kin nhit v p sut). T khi ca X so vi kh hiro l: A. 12,9. B. 25,8. C. 22,2. D. 11,1. Cau 96 Anken l hiro cacbon c : a.cng thc chung CnH2n b.mt lin kt pi. c.mt lin kt i,mch h. d.mt lin kt ba,mch h Cau 97: Nhm vinyl c cng thc l: a.CH2= CH b.CH2= CH2 c.CH2= CHd.CH2= CH-CH2Cau 98: Nhm anlyl c cng thc l: a.CH2= CHCH2 b.CH3CH2= CH2 c.CH2= CH-CH2. d.CH2= CH-CH2Cau 99 S ng phn cu to ng vi cng thc C5H10 l : a.05 b.06 c.09 d.10. Cu 100: Xiclobutan v cc buten l cc ng phn: a.mch cacbon b.v tr lin kt i. c.cis-trans. d.nhm chc. Cu 101: but-1-en v cc but-2-en l cc ng phn: a.mch cacbon b.v tr lin kt i. c.cis-trans. d.nhm chc. Cu 102 : Cc anken cn c gi l: a.olefin b.parafin c.vadlin d.iolefin. Cu 103: phn bit propen vi propan ,ta dng : a.dung dch brom c.dung dch brom trong CCl4 b.dung dch thuc tm d.c a,b,c. Cu 104: Cht tc dng vi HCl (hoc HBr,HI,H2SO4) to ra 2 sn phm l: a.etilen b.but-2-en c.isobutilen d.propen. Cu 105: Hn hp kh propen v buten tc dng vi HCl to ra 4 sn phm ,cng thc cu to ca buten l: a.CH2= CH-CH2-CH3 b.CH3-CH=CH-CH3 c.CH=CH- CH3 d.CH2 = C- CH3 | CH3 CH3

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CU HI TRC NGHIM N THI I HOC 10-11-12 2010 (HOI PHONG INTRODUCTION)Cu 106: but-1-en tc dng vi HBr to ra sn phm chnh l: a.1-clobuten b.1-clobuten c.1-clobutan d.2-clobutan Cu 107: Theo qui tc Mac-cop-nhi-cop ,trong phn ng cng axit hoc nc vo ni i ca anken th phn mang in dng cng vo : a.cacbon bc cao hn c.cacbon mang ni i ,bc thp hn b.cacbon bc thp hn d.cacbon mang ni i ,c t H hn Cu 108: Sn phm trng hp etilen l : a.poli(etilen) b.polietilen c.poliepilen d.polipropilen Cu 109: Sn phm trng hp propen l : a.-[CH2-CH(CH3)]nc.-(CH2-CH(CH3))nb.-n(CH2-CH(CH3))d..-n[CH2-CH(CH3)]Cu 110: Khi t chy anken ta thu c : a.s mol CO2 s mol nc. c.s mol CO2> s mol nc b.s mol CO2 %C trong Y l 16,85%.X l: a.C3H6 b.C5H10 c.C4H8 d.C6H12 Cu 135:t chy hon ton 1lt kh hirocacbon X cn 4,5lt oxi,sinh ra 3 lt CO2(cng iu kin)Xc th lm mt mu dung dch KMnO4 .Vy X l: a.propan. b.propen. c.propin. d.propa-ien. Cu 136:Mt hn hp ankenA v H2 c d= 0,689 cho qua niken ,un nng A b hiro ha hon ton th t khi hn hp mi l 1,034.Cng thc phn t A l: a.C3H6 b.C5H10 c.C4H8 d.C6H12 Cu 137:Phn tch 0,5gam cht hu c Acha C,F ta c 0,78gam Floruacanxi. 1.Cng thc nguyn ca hp cht A l: a.(CF2)n b.(C2F)n c.(CF3)n d.(C2F3)n 2.Bit phn t lng ca A :90=1) c. CnH2n-2 (n>=3) d. CnH2n-2 (n>=2) Cu 227 A,B,C l 3 ankin k tip nhau trong dy ng ng c tng khi lng 162 vC.Cng thc A,B,C ln lt l: a.C2H2;C3H4;C4H6 b.C3H4;C4H6;C5H8 c.C4H6;C3H4;C5H8 d.C4H6;C5H8;C6H10 Cu 228 A,B l 2 ankin ng ng th kh ,trong iu kin thng T khi hi ca B so vi Abng 1,35.Vy A,B l: a.etin;propin b.etin;butin c.propin;butin d.propin;pentin Cu 229 Ankin A c cha 11,11% H v khi lng .Vy A l: a.C2H2 b.C3H4 c.C4H6 d.C5H8 Cu 230 Ankin B c cha 90% Cv khi lng,mch thng,c phn ng vi AgNO3/ddNH.Vy B l: a.axetilen b.propin c.but-1-in d.but-2-in Cu 231 Cc ankin c ng phn v tr khi s cacbon trong phn t ln hn hoc bng :

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a.2 b.3 c.4 d.5 Cu 232 C5H8 c s ng phn cu to ca ankin l:a.2 b.3 c.4 d.5 Cu 233 Theo IUPAC CH3-C C-CH3-CH3 ; c tn gi l: a.etylmetylaxetilen b.pent-3-in c.pent-2-in d.pent-1-in Cu 234 Theo IUPAC CH C-CH2-CH(CH3)-CH3 ; c tn gi l: a.isobutylaxetilen b.2-metylpent-2-in c.4-metylpent-1-in d.4-metylpent-1,2-in Cu 235 Theo IUPAC CH3-C C-CH(CH3)-CH(CH3)-CH3 ; c tn gi l: a.4-imetylhex-1-in b. 4,5-imetylhex-1-in c. 4,5-imetylhex-2-in d. 2,3-imetylhex-4-in Cu 236 Theo IUPAC CH3-CH(C2H5)-C C-CH(CH3)-CH2- CH2-CH3 ; c tn gi l: a.3,6-imetylnon-4-inb.2-etyl,5-metyloct-3-in c.7-etyl,6-metyloct-5-in d.5-metyl,2-etyloct-3-in Cu 237 Ankin CH C-CH(C2H5)-CH(CH3)-CH3 c tn gi l: a.3-etyl,2-metylpent-4-in b.2-metyl,3-etylpent-4-in c.4-metyl,3-etylpent-1-in d.3-etyl,4-metylpent-1-in Cu 238 Cu to c th c ca ankin C4H6 l:a.1 b.2 c.3 d.4 Cu 239 Trong phn t axetilen lin kt ba gia 2 Cacbon gm: a.1 lin kt pi v 2 lin kt xich-ma b.2 lin kt pi v 1 lin kt xich-ma c. 3 lin kt pi d.3 lin kt xich-ma Cu 240 di ca lin kt ba,lin kt i,lin kt n gia 2 nguyn t C tng theo th t: a.ba,n,i b.n,ba,i c. i,n,ba d. ba,i,n Cu 241 bn ca lin kt ba,lin kt i,lin kt n tng theo th t: a.ba,n,i b.n,i,ba c. i,n,ba d. ba,i,n Cu 242 Cc ankin bt u c ng phn mch C khi s C trong phn t: a. 2 b. 3 c. 4 d. 5 Cu 243 Mt trong nhng loi ng phn nhm chc ca ankin l: a.ankan b.anken c.ankaien d.aren Cu 244 chuyn ho ankin thnh anken ta thc hin phn ng cng H2 trong iu kin c xc tc: a.Ni/ to b.Mn/ to c.Pd/ PbCO3 d.Pb/PdCO3 Cu 245 chuyn ho ankin thnh ankan ta thc hin phn ng cng H2 trong iu kin c xc tc: a.Ni/ to b.Mn/ to c.Pd/ PbCO3 d.Pb/PdCO3 Cu 246 phn bit etan,eten,etin ta dng 1 thuc th duy nht l: a.dd Brom b.dd AgNO3/NH3 c.dd HCl d.dd Ca(OH)2 Cu 247 Phn ng ankin + dd Brom xy ra 2 giai on,mun phn ng dng li giai on 1,ta phi tin hnh phn ng nhit : a.thp b.trung bnh c.cao d.rt cao Cu 248 Dietylaxetilen tc dng vi nc Brom nhit thp to ra sn phm: a.3,3,4,4-tetrabromhexan b.3,4-ibromhex-3-en c.3,4-ibromhex-2-en d. 3,3,4,4-tetrabromheptan Cu 249 Cho but-2-in tc dng vi nc brom d ta thu c sn phm l: a.2,3-ibrombut-2-in b.2,3-ibrombut-2-in c.1,2,3,4-tetrabrombutan d.2,2,3,3-tetrabrombutan Cu 250 Cho axetilen tc dng vi HCl trong iu kin c xc tc HgCl 2 150-200oC,ta thu c sn phm cng l: a.vinylclorua b.etylclorua c.1,2-icloetan d.1,1-icloetan Cu 251 Cho axetilen tc dng vi HCl trong iu kin khng c xc tc,ta thu c sn phm cng l: a.vinylclorua b.etylclorua c.1,2-icloetan d.1,1-icloetan 204/ Phn ng cng nc vo propin trong iu kin c xc tc HgSO4/H2SO4 80oC to ra sn phm: a.CH3CH2CHO b.CH3COCH3 c.CH3-C(OH)=CH2 d.CH3-CH=CH2-OH Cu 252 Cho axetilen tc dng vi H2O A.Vy cu to ca A : a.CH3CHO b.CH2=CH-OH c.CH3CH2OH d.CH3COOH C-CH3 cng nc (HgSO4/H2SO4 /80 oC) to ra sn phm: Cu 253 CH3-C a. CH3-CH=C(OH)-CH3 b. CH3CH2CH2CHO c.CH3-CO-CH2CH3 d. CH2=CH-CH2-CH2-OH Cu 254 Cho A tc dng vi nc CH3CH2 CH2CHO.Vy A l: a.but-1-in b. but-2-in c. but-1-en d. but-2-en Cu 255 Trong iu kin thch hp v xc tc v nhit ,axetilen tham gia phn ng nh hp to ra: a.buta-1,3-ien b.buta-1,3-in c.Vinylaxetilen d.xiclobuten Cu 256 Trong iu kin thch hp (C;600oC),axetilen tham gia phn ng tam hp to thnh phn t: a.stiren b.benzen c.toluen d.hexen Cu 257 Propin tham gia phn ng tam hp to ra sn phm: a.1,2,3-trimetylbenzen b. 2,4,6-trimetylbenzen c. 1,3,5-trimetylbenzen d.etyl,metylbenzen Cu 258 Trong iu kin thch hp pent-2-in tam hp thnh sn phm: a.1,2,3-trietyl-4,5,6-trimetylbenzen b. 1,2,4-trietyl-3,5,6-trimetylbenzen c. 1,3,5-trietyl-2,4,6-trimetylbenzen d. 4,5,6-trimetyl-1,2,3-trietyl-benzen Cu 259 Axetilen + CH3COOH (xt) A.Vy A l: a.etylaxetat b.vinylaxetat c.etilenglicol d.metylacrylat

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Cu 260 Etin + C2H5OH (xt ,to) B.Vy B l: a.etylvinylete b. etylvinyleste c. vinyletylete d. vinyletyleste Cu 261 Axetilen + A vinylaxetat.Vy A l: a.ancoletylic b.anehytaxetic c.axit axetic d.ancolvinylic Cu 262 Axetilen + B etylvinylete.Vy B l: a. anehytaxetic b. axit axetic c. ancolvinylic d. ancoletylic Cu 263 Cho cc cht (1)but-1-in (2)but-2-in (3)propin (4)buta-1,3-in.Cc cht c phn ng vi dd AgNO3/NH3 to kt ta vng nht l: a.(1),(3),(4) b. (2),(3),(4) c. (1),(2),(3) d. (1),(2),(4) Cu 264 HC CH + [Ag(NH3)2](OH)2 A + B + H2O .Vy A,B ln lt l: a. HC CAg ; NH3 b. AgC CAg ; NH3 c. AgC CAg ; NH4NO3 d. HC CAg ; NH4NO3 Cu 265 CH3-C CH + [Ag(NH3)2](OH)2 A .Ct to ca A l: a. AgCH2-C CH b. AgCH2-C CAg c. CH3-C CAg d. CH3-CAg CAg Cu 266 Cho A(C4H6)c phn ng vi AgNO3/NH3 to kt ta vng nht .A l: a.But-2-in b. But-1-in c. But-2-en d. But-1-in Cu 267 R-C CH + AgNO3 + NH3 + H2O A + B. A ,B ln lt l: a. R-C CAg b. R-C CAg ; NH4NO3 c. Ag ; NH4NO3 d. R-CAg=CAg ; NH4NO3 Cu 268 1 cht hu c A + [Ag(NH3)2](OH)2 to ra kt ta vy A l: a.anehyt b.axit cacboxylic c.ank-1-in d. anehyt hoc ank-1-in Cu 269 1 Cht hu c B + AgNO3 + NH3 + H2O vng nht.Vy B thuc loi hp cht: a. anehyt b.HCOOR c.ankin d.ank-1-in Cu 270 Mt hn hp X gm 1 g propin v 2,7 g ankin B(C4H6) tc dng vi dd AgNO3/NH3 d to 3,675 g kt ta.Vy B l:a.but-1-in b.but-2-in c.ivinyl d. but-1-in hoc but-2-in Cu 271 A(C4H6) + dd AgNO3/NH3 to kt ta. A l: a. ivinyl b. but-1-in c. but-2-in d. but-1-en Cu 272 t chy hon ton 1 ankin ta c : a. S mol CO2 < H2O b. S mol CO2 > H2O c.nCO2 = nH2O + 1 d. nCO2 = nH2O - 1 Cu 273 t chy hon ton 0,2 mol ankin A 0,4 mol H2O.Hiro ho hon ton 0,2 mol ankin A ri t ht sn phm to thnh thu c a mol H2O.Gi tr ca A l: a.0,8 b.0,6 c.1,25 d.2,5 Cu 274 t chy V(l) (ktc) mt ankin A 21,6 g H2O.Nu cho ton b sn phm chy hp th hon ton vo bnh ng dd nc vi trong ly d ,th khi lng bnh tng 100,8 g .V c gi tr l: a.6,72l b.4,48l c.3,36l d.13,44l Cu 275 t chy V(l) (ktc) mt ankin th kh thu c CO2 v H2O c tng khi lng bng 50,4 g.Nu cho sn phm chy qua bnh ng nc vi trong d th thu c 90 g kt ta.V c gi tr l: a.6,72l b.4,48l c.3,36l d.13,44l Cu 276 t chy a mol ankin b mol CO2 v c mol H2O.Quan h gia a,b,c l: a.b>c v a= b-c b. bc v a= b+c d. b>c v a= c-b Cu 277 t chy hon ton 0,2 mol hn hp 2 hirocacbon c M hn km nhau 28 vC ta thu c 17,92 lt CO 2 (ktc) v 14,4 g H2O.Cng thc phn t ca 2 HC l: a.C3H6 v C5H10 b. C3H8 v C5H12 c. C2H4 v C4H8 d. C4H8 v C6H12 Cu 278 t chy hon ton 0,2 mol hn hp 2 hirocacbon A,B c M hn km nhau 14 vC thu c 15,68 lit CO2 (ktc)v 12,6 g H2O.CTPT ca A v B l: a.C3H6 v C4H8 b. C2H4 v C3H6 c. C4H8 v C5H10 d. C5H10 v C6H12 Cu 279 t chy hon ton 4 g ankin A 6,72 l CO2 (ktc) v 3,6 ml H2O(lng).Cng thc phn t A l: a.C2H2 b. C3H4 c. C4H6 d. C5H8 Cu 280 Ankin B (mch thng)c t khi i vi H2 l 17,khng phn ng vi dd AgNO3/NH3 .Vy B l: a.but-1-in b.but-2-in c.butin-1 d.1-butin Cu 281 t chy ht 5,4 g Hirocacbon X(CnH2n-2) thu c 0,4 mol CO2 v 0,3 mol H2O.X tc dng vi dd AgNO3/NH3 to kt ta vng nht.Vy X l: a.But-1-in b.but-2-in c.buta-1,2-ien d. buta-1,3-ien Cu 282 Cho 1,3 g ankin A cht kh k thng tc dng vi dd AgNO 3/NH3 to 12 g kt ta vng nht.Vy CTPT ca A l: a.C2H2 b.C3H6 c.C3H4 d.C4H8 Cu 283 Cho 2 g ankin B cht kh k thng tc dng vi dd AgNO 3/NH3 to 7,35 g kt ta vng nht.Vy CTPT ca B l:a.C2H2 b.C3H6 c.C3H4 d.C4H8 Cu 284 Cho s : Kh thin nhin A + HCl B P.V.C Vy A,B ln lt l: a.axetilen;vinylclorua b. vinylclorua; axetilen c. axetilen;1,1-icloetan d. axetilen;1,2-icloetan Cu 285 Cho s : vi ABCDP.V.C A,B,C,D ln lt l: a.Canxioxit;etin;t n;vinylaxetat b. t n;Canxioxit;etin; vinylaxetat

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c. Canxicacbua;etin;t n;vinylaxetat d. Canxioxit t; n;etin; vinylaxetat Cu 286 Cho s : CH4 ABDCaosu BuNa A,B,D ln lt l: a.axetilen;vinylaxetilen;buta-1,3-ien b. axetilen;vinylaxetilen;butaien-1,3 c. vinylaxetilen;axetilen; buta-1,3-ien d. axetilen;but-2-en;buta-1,3-ien Cu 287 Cho s : C2H2 ABCH3COOH A,B ln lt l: a.etilen;etanal b.etanal;etanol c.etilen;etanol d.a,b,c u ng Cu 288 Cho s : CaC2 ABCH3CHO A,B ln lt l: a. C2H2;CH2=CH2 b. C2H2;CH2=CHCl c. C2H2;CH3-CHCl2 d.a,b,c u ng Cu 289 Cho axetilen + HCN sn phm A.Vy A c cu to l: a.CH3CH2CN b.HC C-CN c.CH2=CH-CN d.CN- C C-CN Cu 290 Cho s propin A + dd KMnO4 B . A,B ln lt l: a.propen;propan-1,2-iol b.propen; propan-1,3-iol c. propan-1,3-iol; propen d. propan-1,2-iol; propen Cu 291 phn bit propan;propen;propin ta dng 1 thuc th l: a. dd AgNO3/NH3 b. dd Brom c. dd NaOH d. dd HCl Cu 292 tch C2H2;C2H6 ra khi hn hp ca chng ta ln lt thc hin phn ng vi cc cht : a. dd AgNO3/NH3; dd HCl b. dd HCl ;dd AgNO3/NH3 c.dd Br2 ;Zn d. Zn ;dd Br2 Cu 293 Ankin A c cng thc (C4H7)n .Cng thc phn t ca A l: a.C12H21 b.C5H8 c.C8H10 d.C8H14 Cu 294 Axetilen c iu ch bng cch: a.nhit phn kh metan b.cho t n hp nc c. hiroho etilen d. a,b,c u ng. Cu 295 Phn ng no ca axetilen c dng trong hn ct kim loi? a.cng nc b.t chy trong oxi khng kh. c.cng H2 d. t chy trong oxi nguyn cht. Cu 296 Hm lng axetilen trong khng kh c th gy chy n l: a.1,5% b.2,5% c.3.5% d.4,5% Cu 297 Cch n gin c th phn bit etan,etilen,etin bng 1 thuc th l: a.Br2 b.Cl2 c.H2 d. AgNO3/NH3 Cu 298 ng vi cng thc C6H10 c bao nhiu cu to ankin? a.5 b.6 c.7 d.8 Cu 299 phn bit but-2-in v buta-1,3-ien ta dng 1 thuc th l: a.Br2 b.Cl2 c.H2 d. AgNO3/NH3 Cu 300 Ngn la n x oxi-axetilen dng trong hn v ct kim loi c th t ti nhit : a.1000oC b. 2000oC c. 3000oC d. 4000oC Cu 301 t chy hon ton 2 ankin k tip nhau trong dy ng ng ri dn sn phm qua dd Ca(OH) 2 d thu c 50 g kt ta .Cng thc phn t ca 2 ankin l: a.C2H2 v C3H4 b. C3H4 v C4H6 c. C4H6 v C5H8 d. C5H8 v C6H10 Cu 302 Cho 13,2 g hn hp 2 ankin A v B k tip nhau trong dy ng ng;M A = 3tc dng vi dd AgNO 3/NH3 d thu c 3,675 g kt ta .Cng thc phn t ca ankin l:a.C3H4 b.C4H6 c.C5H8 d.C6H10

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AgNO 3/ NH 3 HCl Cu 311 A(C3H4) B D B;D ln lt l: a. CH3-C CAg;AgCl b. AgCH2-C CAg;AgCl c. CH3-C CAg;Ag d. AgCl; AgCH2-C CAg Cu 312. Hin nay PVC c iu ch theo s sau: C2H4 CH2Cl CH2Cl V.C PVC. Nu hiu sut t 80% th lng PVC thu c t 280kg etilen l: a.50kg b.500kg c.55kg d.781,25kg Cu 313. Hin nay PVC c iu ch theo s sau: C2H4 CH2Cl CH2Cl C2H3Cl PVC. Nu hiu sut t 80% th lng C2H4 cn dng sn xut 5000kg PVC l: a.28kg b.1792kg c.2800kg d.179,2kg Cu 314. Trn 300ml hn hp hidrocacbon (X) vi 500ml oxi (d) ri t chy thu c 750ml hn hp kh v hi. Lm lnh hn hp cn li 650ml, tip tc cho qua dung dch KOH d cn li 450ml. Cng thc phn t ca X l: a.C 2H2 b.C2H4 c.C2H6 d.C3H6 Cu 315. t 0,2mol A(CxHy) bng mt lng oxi va thu c 17,92 lt hn hp kh 2730C; 3 atm. T khi hi ca

hn hp i vi H2 bng

53 . Cng thc phn t ca A l: 3

a.C2H2 b.C4H4 c.C6H6 d.C8H8 Cu 316. A(C4H2) c cha 1 lin kt n C C , tc dng vi dung dch AgNO3/NH3 to kt ta. Cho 2,3kg A tc dng vi dd AgNO3/NH3 d to ra m(g) kt ta. Gi tr ca m l: a.11000 b.12000 c.13000 d.13050 Cu 317. A (c cha C, H) phn ng c vi dd AgNO3/NH3 d to ra m(g) kt ta. Vy A l hp cht: a.Ankin b.Ank 1 in c.C 1 lin kt -C C- u mch d.C 2 lin kt -C C- u mch Cu 318. t chy hon ton 100ml A(CxHy) trong mt lng oxi va thu c 500ml hn hp kh v hi. Lm lnh hi cn li 300ml (cc th tch kh cng iu kin). Cng thc phn t ca A l: a.C3H4 b.C3H6 c.C2H2 d.C4H2 Cu 319. t chy hon ton 1 cht hu c A ch thu c sn phm gm CO2 v H2O. T khi hi ca A i vi CH4 l 1,625. Cng thc phn t ca A l: a.C2H4 b.C2H6 c.C2H2 d.C4H2 Cu 320. Anken A (C4H8), c ng phn cis trans. Vy A l: a.But 1 en b.But 2 en c.2 metyl prop 1 en d.2 buten Cu 321: Anken (X) (C5H10), c ng phn lp th. Vy A l: a.but 1 en b.2 metyl pro 1 en c.but 2 en d.3 metyl but 1 en Cu 322: A (C, H, O, Na) + NaOH Etylen + Vy A l: a.Natri axetat b.Natri propionat c.Natri metacrylat d.Natri acrlyat Cu 323. S ng phn cu to tha mn iu kin: c mt ni ba, cng thc phn t l C6H10, mch di nht c cha 5 cacbon l: a.3 b.6 c.4 d.5 Cu 324. S ng phn cu to tha mn iu kin: c mt ni ba, cng thc phn t l C 6H10, mch di nht c cha ot61i a 5 cacbon l: a.2 b.3 c.4 d.5 Cu 325. S ng phn cu to tha mn iu kin: c mt ni ba, cng thc phn t l C6H10, mch di nht c cha 4 cacbon l: a.1 b.2 c.3 d.4 Cu 326. Dy cc cht u c phn ng vi axetilen ( iu kin thch hp) l: a.H2O, AgNO3/NH3, Br2, C2H2, H2 b.H2O, NaOH, Br2, C2H2 c.H2O, Br2, H2, CaO, KMnO4 d.Br2, H2, HCl, CH3COOH, NaOH Cu 327. 0,1mol A(CxHy), cht kh iu kin thng, chy hon ton to 0,3 mol H 2O, phn ng vi Br2 theo t l 1 : 2. A l: a.C2H6 b.C3H6 c.C4H6 d.Butin Cu 328. A(CxHy). 2,7g A c th tch bng th tch ca 0,8g CH4 250C, 740mmHg. A l: a.C2H2 b.C2H6 c.C3H6 d.C4H6 Cu 329. A (C2H4) + Cl2 sp B (c ng phn cis trans). Vy B l: a.CHCl2 CHCl2 b.CH2Cl CH2Cl c.CH3CHCl2 d.CHCl = CHCl Cu 330. Cng thc tng qut ca mi hidrocacbon l CnH2n+2-2k. Gi tr ca hng s k cho bit: a.S lin kt pi b.S vong no c.S lin kt i d.S lin kt pi + vng no Cu 331. Cng thc tng qut ca hidrocacbon mch h l CnH2n+2-2a. Gi tr ca a cho bit: a.S vng no b.S lin kt pi c.S lin kt i d.S lin kt pi hoc lin kt i. Cu 332. Cho cng thc CnH2n+2-2k. ng vi ankin th gi tr ca n v k phi tha mn: a. n 1, k 2 b. n 1, k 1 c.. n 2, k 2 d. n 2, k 3 Cu 333. A c dng CnH2n+2-2k. A l anken th gi tr ca n v k phi tha mn: a. n 2, k 2 b. n 2, k 1 c. n 2, k 0 d. n 1, k 2 Cu 334. Cho a(g) CaC2 + H2O (d) V(lit) kh v dung dch A. trung ha dung dch A cn va dung dch cha 0,2 mol HCl 1. Gi tr ca V (ktc) l: a.1,12 (l) b.2,24 (l) c.3,36 (l) d.4,48 (l) 2. Gi tr ca a bng: a.6,4g b.10g c.12,8g d.18,2g 3. Khi lng nc tham gia phn ng l: a.6,4g b.4,6g c.3,6g d.6,3g

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HCl Cl 2 Cu 335CH3-C CH A B (A;B l sn phm chnh).Vy A;B l: a.CH3-CCl=CH2 ;CH3-CH2-CH2-Cl b. CH3-CH=CHCl ;CH3-CHCl-CH2-Cl c. CH3-CCl2-CH2Cl ;CH3-CHCl=CH2 d. CH3-CHCl-CHCl2 ;CH3-CH=CH-Cl C ,600o C Cu 336 Cho 20 g CaC2 + H2O(d) Kh A 4,68 g benzenBit hiu sut phn ng to benzen l 60%. tinh khit t n l: a.90% b.92% c.94% d.96% Cu 337 Oxi ho cht hu c A bi CuO,toC,(khng c khng kh)cho sn phm qua dd Ca(OH) 2 d.Sau phn ng bnh tng 8,4 g v c 15 g kt ta .Khi lng CuO gim 6,4 g.Cng thc nguyn ca A l: a.(CH)n b.(C3H4)n c.(C4H7)n d.(C5H8)n Cu 338 t chy 2 ankin A,B k tip thu c V hi H 2Ogp 0,6 ln th tch CO2 cng k.Cng thc A,B ln lt l: a.C2H2 v C3H4 b. C3H4 v C4H6 c. C4H6 v C5H8 d.C4H6 v C3H4 o Cu 339 50 g t n cng nc 18,5 lt C2H2 (20 C;740mmHg).Hiu sut 100%(c tp cht).% tp cht c trong t n l: a.92% b.29% c.8% d.95% Cu 340 Cho 2 g ankin A phn ng va vi dd Br2 10% to hp cht no.CTPT ca A l: a.C2H2 b.C2H6 c.C4H6 d.C5H8 Cu 341 Phn tch 0,02 mol A (cha C v Ag)ta c 17,6 g CO2 v 5,74 g AgCl.Cng thc phn t ca A l: a.C2Ag2 b.C3H3Ag c. C3H4Ag d. C3H2Ag2 Cu 342 Cho 2 ankin A;B c MA < MB.T khi hi ca B i vi A l 1,35.Vy A,B ln lt l: a.axetilen;propin b.propin;axetilen c.butin;propin d.propin;butin Cu 343 Cho 4,1 g 1 ankin A (lng ,k thng)tc dng vi dd AgNO 3/NH3 d ,sau phn ng thu c cht hu c nng hn ankin p l 5,35 g.Cng thc phn t ca ankin l: a.C4H6 b.C5H8 c.C6H10 d.C7H12 Cu 344 Trong phn t benzen,cc nguyn t C u trng thi lai ho : a.sp b.sp2 c.sp3 d.sp2d Cu 345 Trong vng benzen mi nguyn t C dng 1 obitan p cha tham gia lai ho to ra : a.2 lin kt pi ring l b.2 lin kt pi ring l c.1 h lin kt pi chung cho 6 C d.1 h lin kt xigma chung cho 6 C Cu 346 Trong phn t benzen: a.6 nguyn t H v 6 C u nm trn 1 mt phng. b.6 nguyn t H nm trn cng 1 mt phng khc vi mp ca 6 C c.Ch c 6 C nm trong cng 1 mt phng. d. Ch c 6 H mm trong cng 1 mt phng. Cu 347 Cho cc CT :H

(1) (2) (3) Cu to no l ca benzen: a.(1) v (2) b.(1) v (3) c.(2) v (3) d.(1) ; (2) v (3) Cu 348 Dy ng ng ca benzen c cng thc chung l: a.CnH2n+6 ; n>=6 b. CnH2n-6 ; n>=3 c. CnH2n-6 ; n==6 Cu 349 Cho cc cht C6H5CH3 (1) p-CH3C6H4C2H5 (2) C6H5C2H3 (3) o-CH3C6H4CH3 (4) Dy gm cc cht l ng ng ca benzen l: a.(1);(2) v (3) b.(2);(3) v (4) c.(1);(3) v (4) d.(1);(2) v (4)CH3

CH3 Cu 350 Cho cu to sau:C tn gi g sau y: a.o-xilen b.m-xilen c.p-xilen d.1,5-imetylbenzen Cu 351 CH3C6H2C2H5 c tn gi l: a.etyl,metylbenzen b. metyl,etylbenzen c.p-etyl,metylbenzen d.p-metyl,etylbenzen Cu 352 (CH3)2CHC6H5 c tn gi l: a.propylbenzen b.n-propylbenzen c.i-propylbenzen d.imetylbenzen Cu 353 Ankylbenzen l HC c cha : a.vng benzen b.gc ankyl v vng benzen c.gc ankyl v 1 benzen d.gc ankyl v 1 vng benzen Cu 354 iu no sau u khng ng kh ni v 2 v tr trn 1 vng benzen: a. v tr 1,2 gi l ortho b.1,4-para c.1,3-meta d.1,5-ortho Cu 355 t chy 16,2 g 1 cht hu c (A) thu c 1,2 mol CO 2 ; 0,9 mol H2O. 150 < MA < 170.Cng thc phn t ca A l: a.C8H10 b.C9H12 c.C10H14 d.C12H18 Cu 356 Mt ankylbenzen A (C12H18)cu to c tnh i xng cao.A l: a.1,3,5-tri etylbenzen b. 1,2,4-tri etylbenzen c. 1,2,3-tri metylbenzen d. 1,2,3,4,5,6-hexaetylbenzen Cu 357 t chy hon ton m (g) A (CxHy) m g H2O 150 < MA < 170. Cng thc phn t ca A l: a.C4H6 b.C8H12 c.C16H24 d.C12H18

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Cu 358 t chy hon ton a (g) hp cht hu c A ch thu c CO2 v H2O.Trong khi lng H2O bng a g.Cng thc nguyn ca A l: a.(CH)n b.(C2H3)n c.(C3H4)n d.(C4H7)n Cu 359 C7H8 c s ng phn thm l: a.1 b.2 c.3 d.4 Cu 360. A l ng ng ca benzen c cng thc nguyn l: (C3H4)n. Cng thc phn t ca A l: a.C3H4 b.C6H8 c.C9H12 d.C12H16 Cu 361. ng vi cng thc C9H12 c bao nhiu ng phn c cu to cha vng benzen? a.6 b.7 c.8 d.9 Cu 362. Mt ankylbenzen A c cng thc C9H12, cu to c tnh i xng cao. Vy A l: a.1, 2, 3 trimetyl benzen b.n propyl benzen c.i- propyl benzen d.1, 3, 5 trimetyl benzen Cu 363. A l dn xut benzen c cng thc nguyn (CH) n. 1 mol A cng ti a 4 mol H2 hoc 1 mol Br2(dd). Vy A l:a.etyl benzen b.metyl benzen c.vinyl benzen d.ankyl benzen Cu 364. Cc cht benzen, toluen, etyl benzen c nhit nng chy: a.bng nhau b.C6H6 < C6H5CH3 < C6H5C2H5 c.C6H6 > C6H5CH3 > C6H5C2H5 d.C6H6 < C6H5CH3 = C6H5C2H5 Cu 365. Tnh cht no sau y khng phi ca ankyl benzen a.Khng mu sc b.Khng mi v c.Khng tan trong nc d.Tan nhiu trong cc dung mi hu c Cu 366. Hot tnh sinh hc ca benzen, toluen l: a.Gy hi cho sc khe b.Khng gy hi cho sc khe c.Gy nh hng tt cho sc khe d.Ty thuc vo nhit c th gy hi hoc khng gy hi Cu 367. Tnh cht no khng phi ca benzen? a.Tc dng vi dung dch Br2 (Fe) b.Tc dng vi HNO3 /H2SO4() c.Tc dng vi dung dch KMnO4 d.Tc dng vi Cl2 (as) Cu 368. Tnh cht no khng phi ca toluen? a.Tc dng vi dung dch Br2 (Fe) b.Tc dng vi Cl2 (as) 0 c.Tc dng vi dung dch KMnO4, t d.Tc dng vi dung dch Br2 Cu 369. So vi benzen, toluen + ddHNO3/H2SO4 (): a.D hn, to ra o nitro toluen v p nitro toluen b.Kh hn, to ra o nitro toluen v p nitro toluen c.D hn, to ra o nitro toluen v m nitro toluen d.D hn, to ra m nitro toluen v p nitro toluen Cu 370. Toluen + Cl2 (as) xy ra phn ng: a.Cng vo vng benzen b.Th vo vng benzen, d dng hn c.Th nhnh, kh khn hn CH4 d.Th nhnh, d dng hn CH4 Cu 371. Tin hnh th nghim cho nitro benzen tc dng vi HNO3/H2SO4 (), nng ta thy: a.Khng c phn ng xy ra b.Phn ng d hn benzen, u tin v tr meta c.Phn ng kh hn benzen, u tin v tr meta d.Phn ng kh hn benzen, u tin v tr ortho Cu 372. Dy cc nhm th lm cho phn ng th vo vng benzen d dng hn v u tin v tr o- v p- l: a.CnH2n+1, -OH, -NH2, b.OCH3, -NH2, -NO2 c.CH3, -NH2, -COOH d.NO2, -COOH, -SO3H Cu 373. Dy gm cc nhm th lm cho phn ng th vo vng benzen d dng hn v u tin v tr m- l: a.-CnH2n+1, -OH, -NH2 b.OCH3, -NH2, -NO2 c.CH3, -NH2, -COOH d.NO2, -COOH, -SO3H Cu 374. i-propyl benzen cn gi l: a.Toluen b.Stiren c.Cumen d.Xilen Cu 375. Phn ng no sau y khng xy ra: a.Benzen + Cl2 (as) b.Benzen + H2 (Ni, t0) c.Benzen + Br2 (dd) d.Benzen + HNO3 /H2SO4() Cu 376. Cho benzen + Cl2 (as) ta thu c dn xut clo A. Vy A l: a.C6H5Cl b.p-C6H4Cl2 c.C6H6Cl6 d.m-C6H4Cl2 Ni ,t o Cu 377. A + 4 H2 etyl xiclo hexan. Cu to ca A l: a.C6H5CH2CH3 b.C6H5CH3 c.C6H5CH2CH=CH2 d.C6H5CH=CH2 Ni ,t o Cu 378. B + 3H2 etyl benzen. B l: a. etyl benzen b. metyl benzen c. vinyl benzen d. ankyl benzen Cu 379. phn bit benzen, toluen, stiren ta ch dng 1 thuc th duy nht l: a.Brom (dd) b.Br2 (Fe) c.KMnO4 (dd) d.Br2 (dd) hoc KMnO4(dd) Cu 380. t chy hon ton 10,8g mt ankyl benzen A thu c 39,6g CO2. Cng thc phn t ca A l: a.C6H6 b.C8H8 c.C8H10 d.C9H12 Cu 381. t chy 10,8g A (CxHy) 10,8g H2O. A c cha 1 vng benzen. Cng thc phn t ca A l: a.C3H4 b.C6H8 c.C9H12 d.C12H16 Cu 382. Tnh cht no khng phi ca benzen? a.D th b.Kh cng c.Bn vi cht oxi ha d.Km bn vi cc cht oxi ha xt ,t o Cu 383. A toluen + 4H2. Vy A l: a.metyl xiclo hexan b.metyl xiclo hexen c.n-hexan d.n-heptan Cu 384. Benzen + X etyl benzen. Vy X l a.axetilen b.etilen c.etyl clorua d.etan xt ,t o Cu 385. C6H6 + Y etyl benzen + 4 HCl. Vy Y l:

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a.CH2ClCH2Cl b.CH2=CHCl c.CH3CH2Cl d.CH2=CH-CH2Cl Cu 386. ng dng no benzen khng c: a.Lm dung mi b.Tng hp monome c.Lm nhin liu d.Dng trc tip lm dc phm Cu 387. Thuc n TNT c iu ch trc tip t a.benzen b.metyl benzen c.vinyl benzen d.p-xilen Cu 388 Cht no sau y c th cha vng benzen: a.C10H16 b. C9H14BrCl c. C8H6Cl2* d. C7H12 Cu 389 Cu to ca 4-cloetylbenzen l:C2H5C2H5

C2H5C2H5 Cl

Cl a. Cl b. c. d. Cu 390/ ng vi cng thc phn t C8H10 c bao nhiu cu to cha vng benzen? a.2 b.3 c.4 d.5 Cu 391 Cht no sau y khng th cha vng benzen a.C8H10 b. C6H8 c. C8H10 d. C9H12 Cu 392 Phn ng chng minh tnh cht no;khng no ca benzen ln lt l: a.th,cng b.cng,nitro ho c.chy,cng d.cng,brom ho Cu 393 phn bit c cc cht Hex-1-in,Toluen,Benzen ta dng 1 thuc th duy nht l: a. dd AgNO3/NH3 b.dd Brom c.dd KMnO4 d.dd HCl Cu 394 D phn bit d dng Hex-1-in,Hex-1-en,benzen ta ch dng 1 thuc th duy nht l: a. dd Brom b. dd AgNO3/NH3 c.dd [Ag(NH3)2]OH d.dd HCl Cu 395 Phn ng no sau y khng dng iu ch Benzen: a.tam hp axetilen b.kh H2 ca xiclohexan c.kh H2,ng vng n-hexan d.tam hp etilen Cu 396 Phn ng Benzen tc dng vi clo to C6H6Cl6 xy ra trong iu kin: a. c bt Fe xc tc b.c nh snh khuych tn c.c dung mi nc d.c dung mi CCl4 Cu 397 Phn ng no khng iu ch c Toluen? AlCl3 ;t o a.C6H6 + CH3Cl b. kh H2,ng vng benzen c.kh H2 metylxiclohexan d.tam hp propin Cu 398 Gc C6H5-CH2- c tn gi l: a.Phenyl b.Vinyl c.anlyl d.benzyl Cu 399 Cho benzen vo 1 l ng Cl2 d ri a ra asng .Sau khi phn ng xy ra hon ton thu c 5,82 kg benzen.Tn ca sn phm v khi lng benzen tham gia phn ng l: a.clobenzen;1,56kg b.hexacloxiclohexan;1,65kg c.hexacloran;1,56kg d.hexaclobenzen;6,15kg Cu 400 t chy ht 9,18 g 2 ng ng ca benzen A,B thu c 8,1 g H2O v V (l) CO2 (ktc).Gi tr ca V l: a.15,654 b.15,465 c.15,546 d.15,456 Cu 401 t chy ht 9,18 g 2 ng ng ca benzen A,B thu c 8,1 g H2O v CO2.Dn ton b lng CO2 vo 100ml dd NaOH 1M thu c m g mui.Gi tr ca m v thnh phn ca mui: a.64,78 g (2 mui) b.64,78g (Na2CO3) c.31,92g(NaHCO3) d.10,6g (Na2CO3) Cu 402 t chy ht 9,18 g 2 ng ng ca benzen A,B thu c H2O v 30,36 g CO2 .Cng thc phn t ca A v B ln lt l: a.C8H10 ; C9H14 b. C8H10 ; C9H12 c. C8H12 ; C9H14 d. C8H14 ; C9H16 Cu 403 t chy hon ton 12 g cht hu c A , ng ng ca benzen thu c 20,16 lt CO2 (ktc) Cng thc phn t ca A l: a. C9H12 b. C8H10 c. C7H8 d. C10H14 Cu 404 t chy hon ton m g A ng ng ca benzen thu c 20,16 lt CO2 (ktc) v 10,8 ml H2O (lng).Cng thc ca A l: a. C7H8 b. C8H10 c. C9H12 d. C10H14 Cu 405 t chy hon ton 0,1 mol CxHy thu c 20,16 lt CO2 (ktc) v 10,8 g H2O (lng).Cng thc ca CxHy l: a. C7H8 b. C8H10 c. C10H14 d. C9H12 Cu 406 Cho cc cht (1)benzen ; (2) toluen; (3)xiclohexan;(4)hex-5-trien; (5)xilen;(6) Cumen Dy gm cc HC thm l: a.(1);(2);(3);(4) b. (1);(2);(5;(6) c. (2);(3);(5) ;(6) d. (1);(5);(6);(4) as Cu 407 1 mol Toluen + 1 mol Cl2 A . A l: a.C6H5CH2Cl b. p-ClC6H4CH3 c. o-ClC6H4CH3 d.B v C u ng H 2 SO4 d B + H2O. B l: Cu 408 1 mol nitrobenzen + 1 mol HNO3 to a.m-initrobenzen b. o-initrobenzen c. p-initrobenzen d.B v C u ng. Cu 409 A(CxHy) l cht lng iu kin thng c dA/kk l 2,7. A chy mCO2 : mH2O = 4,9 : 1.Cng thc phn t ca A l:a. C7H8 b. C6H6 c. C10H14 d. C9H12 Cu 410 Stiren khng phn ng c vi nhng cht no sau y: a.dd Br2 b.khh H2 ,Ni,to c.dd KMnO4 d.dd NaOHCl

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Cu 411 Hiro ho etylbenzen ta c stiren;trng hp stiren ta c polistiren vi hiu sut chung 80%.Khi lng etylbenzen cn dng sn xut 10,4 tn polisitren l: a.13,52 tn b.10,6 tn c.13,25 tn d.8,48 tn Cu 412 t chy hon ton hi A(CxHy) thu c 8 lt CO2 v cn dng 10,5 lt oxi.Cng thc phn t ca A l: a. C7H8 b. C8H10 c. C10H14 d. C9H12 Cu 413 t chy hon ton 1,3 g A(CxHy) 0,9 g H2O .Cng thc nguyn ca A l: a.(CH)n b.(C2H3)n c.(C3H4)n d.(C4H7)n Cu 414 A t 1 hp cht vng c to thnh t s trng hp axetilen, dA/kk l 3,59.C.thc phn t A l: a. C8H8 b. C6H6 c. C10H14 d. C4H4 Cu 415 A c cng thc phn t l C8H8 ,tc dng vi dd KMnO4 nhit thng to ra ancol 2 chc.1 mol A tc dng ti a vi: a.4 mol H2; 1 mol brom b. 3 mol H2; 1 mol brom c.3 mol H2; 3 mol brom d. 4 mol H2; 4 mol brom Cu 416 5,2 g stiren b trng hp 1 phn tc dng va vi dd cha 0,0125 mol brom.Lng stiren cha b trng hp l: a.25% b.50% c.52% d.75% Cu 417 1 ankylbenzen A(C9H12),tc dng vi HNO3 c (c xt H2SO4 ) theo t l mol 1:1 to ra 1 dn xut mononitro duy nht . Vy A l: a. n-propylbenzen b.p-etyl,metylbenzen c.i-propylbenzen d.1,3,5-trimetylbenzen* trung / hop Cu 418 Cho phn ng A 1,3,5-trimetylbenzen .A l: a.axetilen b.metyl axetilen c.etyl axetilen d.imetyl axetilen Cu 419 Cho A(CxHy) l 1 cht kh kthng .t chy hon ton 1 lng cht A thu c 1 sn phm cha 76,52% CO2 v khi lng.Cng thc phn t ca A l: a. C2H6 b. C3H6 c. C4H6 d. C6H6 Cu 420 A l 1 HC mch h , cht kh iu kin thng .4,48 lt kh A ktc tc dng va vi 0,4 mol Brom to ra sn phm B cha 85,562% brom v khi lng. Cng thc phn t ca A l: a. C2H6 b. C3H6 c. C4H6 d. C6H6 Cu 421 Cng thc tng qut ca hirocacbon CnH2n+2-2a.i vi stiren ,gi tr ca n v a ln lt l: a. 8 v 5 b.5 v 8 c.8 v 4d .4 v 8 Cu 422 Cng thc tng qut ca hirocacbon CnH2n+2-2a.i vi naptalen ,gi tr ca n v a ln lt l: a.10 v 5 b.10 v 6 c.10 v 7 d.10 v 8 Cu 423 Benzen A o-brom-nitrobenzen.Cng thc ca A l: a.nitrobenzen b.brombenzen c.aminobenzen d.o-ibrombenzen Cu 424 C2H2 A B m-brombenzen .A v B ln lt l: a.benzen ; nitrobenzen b.benzen,brombenzen c. nitrobenzen ; benzen d. nitrobenzen; brombenzen Cu 425 Phn ng ng trng hp gia stiren v buta-1,3-ien to ra sn phm l: a.cao su buna b.cao su buna-N c.cao su buna-S d.cao su isopren Cu 426 Hn hp gm C2H2 v HCl c t l mol tng ng 1:1,5 i vi 1 hn hp ,trong iu kin thch hp ,hiu sut 100%;sau phn ng to ra cht g? a.1mol C2H3Cl ; 0,5 mol HCl b. 1mol C2H3Cl ; 0,5 mol C2H4Cl2 c. 0,5mol C2H3Cl ; 0,5 mol C2H4Cl2 d. 0,5mol C2H3Cl ; 1 mol C2H4Cl2 Cu 427 Hn hp C6H6 v Cl2 c t l mol 1:1,5.Trong iu kin c xc tc bt Fe,t o ,hiu sut 100%.Sau phn ng thu c cht g ? bao nhiu mol? a.1 mol C6H5Cl ; 1 mol HCl ; 1 mol C6H4Cl2 b. 1,5 mol C6H5Cl ; 1,5 mol HCl ; 0,5mol C6H4Cl2 c. 1 mol C6H5Cl ; 1,5 mol HCl ; 0,5 mol C6H4Cl2 d. 0,5 mol C6H5Cl ; 1,5 mol HCl ; 1 mol C6H4Cl2 Cu 428 Cho m g HC (A) chy thu c 0,396 g CO 2 v 0,108 g H2O.Trng hp 3 phn t A thu c cht B l ng ng ca benzen.A v B thuc dy no sau? a.A,B u l ankin b.A,B u l ankylbenben c.A:ankylbenzen;B:ankin d. A:ankin ; B:ankylbenzen* Cu 429 Cho a g cht A(CxHy) chy thu c 13,2 g CO2 v 3,6 g H2O.Tam hp A thu c B,mt ng ng ca ankin benzen.Cng thc phn t ca A v B ln lt l: a.C3H6 v C9H8 b. C2H2 v C6H6 c. C3H4 v C9H12 d. C9H12 v C3H4 Cu 430 1 mol HC A(C6H6) tc dng vi dd AgNO3/NH3 theo t l mol nA : nAgNO3 = 1:2.Vy A l: a.benzen b.hexaien c.hexaiin d.xiclohexin Cu 431 Mt cht hu c A c mC:mH:mCl = 1,2 : 0.1 : 3,55.Phn t c vng 6 cnh.Vy A l: a.hexacolran b.hexacloxiclohexan c.hexaclobenzen d.a,b,c u ng Cu 432 t 0,13 g mi cht A v B u cng thu c 0,01 mol CO2 v 0,09 g H2O.d A/B l 3; d B/C2H4 l 0,5.Cng thc ca A v B ln lt l: a.C2H2 v C6H6 b. C6H6 v C2H2 c. C2H2 v C4H4 d. C6H6 v C8H8 Cu 433 1,3 g cht hu c A chy hon ton thu c 4,4 g CO 2 v 0,9 g H2O.T khi hi ca A i vi oxi(d) tho mn iu kin 3 2 metan X Y Z C. (C4H6)n , n > 2 CaosuBuNa. D. (C5H8)n, n > 2 Cho biet cac chat X, Y, Z

A. X : etylen , Y : buten-1, Z: buta-1,3 -dien

B. X: metylclorua , Y: etylen , Z : butadien-1,3

C. X : etin , Y : vinylaxetylen , Z : buta-1,3-ien D. X : metylenclorua , Y : etan, Z: buten-2 Cu 650. S ankin ng vi cng thc phn t C6H10 tc dng vi dung dch AgNO3/NH3 l:A. 1.B. 2 C. 3. D. 4 Cu 651. Trong phan t ankin X, hidro chiem 11,765% khoi lng . Cong thc phan t cua X la : A. C2H2 B. C3H4 C. C4H6 D. C5H8 Cu 652. ot chay hoan toan 1,3g ankin X thu c 2,24 lt kh CO2 (ktc) . Cong thc phan t cua X la : A. C2H2 B. C3H4 C.C4H6 D. C5H8 Cu 653. ot chay hoan toan 5,4g ankaien X thu c 8,96 lt kh CO 2 ( ktc) . Cong thc phan t cua X la A. C4H4 B. C4H8 C.C4H6 D. C4H10 Cu 654. Cho 2,24 lt hon hp kh X ( ktc) gom axetilen va etilen suc cham qua dung dch AgNO3 trong NH3 (lay d ) thay co 6g ket tua. % the tch cua kh etilen trong hon hp bang A. 75% B. 40% C.50% D. 25% Cu 655. ot chay hoan toan hon hp kh gom ankin X va hidrocacbon Y mach h co cung so nguyen t C, thu c san pham chay co the tch hi nc bang the tch kh CO2 (cac the tch o cung ieu kien). Y thuoc loai A.ankin B. anken C. xicloankan D. ankan Cu 656. Khi propin tac dung vi brom trong dung dch tao thanh chat X trong o % khoi lng C bang 18% . CTPT X la : A. C3H4Br4 B. C3H4Br2 C.C3H3Br D. C3H4Br Cu 657. ot chay 1 so mol nh nhau cua 3 hidrocacbon A, B, C thu c lng CO 2 nh nhau, con t le so mol CO2 va H2O oi vi A, B, C lan lt la 0,5: 1:1,5. CTPT cua A, B, C A. CH4, C2H6, C3H8 B. C2H4, C3H6, C4H8 C. C2H2, C2H4, C2H6 C. 5 D. 7 D. C2H6, C2H4, C2H2 D.6 CH3 Cu 658. S ng phn thm ca cht c CTPT C8H10 :A. 3 B.4 A. 4 B. 5 C. 6

Cu 659. Co bao nhiu ng phn la dn xut cua benzen ng vi cng thc phn t C9H10

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Cu 660. Danh php IUPAC ankyl benzen c CTCT sau l: C2H5 A. 1etyl 3metylbenzen B.5etyl1metylbenzen C.2etyl4metylbenzen D.4metyl2etyl benzen Cu 661. Hirocacbon thm A c cng thc phn t l C8H10. Bit khi nitro ha A ch thu c mt dn xut mononitro. A l:A. o-xilen. B. p-xilen. C. m-xilen D. etylbenzen Cu 662. Chat nao sau ay co the tham gia phan ng trung hp? A. but-2-in, xiclohexan, propen, naftalen C. stiren, but-2- en, axetilen, propin B. isopren, benzen, etin, vinylaxetilen D. but-1-en, toluen, eten, butadien-1,3

Cu 663. Cac chat nao cho sau co the tham gia p/ the vi Cl2 (as) ? A. etin, butan, isopentan C. xiclopropan, stiren, isobutan Cu 664. Cng thc tng qut ca hirocacbon X c dng : A. ankan B. anken C. ankin B. propan, toluen, xiclopentan D. metan, benzen, xiclohexan . X thuc dy ng ng no sau y: D. aren

Cu 665. Khi trong phn t benzen c sn cc nhm th nh: -NH2, -OH, ankyl, cc nhm halogen th cc nhm th tip theo s nh hng u tin vo cc v tr no so vi nhm th th 1 : A. Octo v mta Cu 667 A. a) 1,2,3. b) 4,5,6. B. mta v para 6. . b) Cc cht c nh hng th m- l: C. a) 1,3,5. b) 2,4,6. D. a) 3,4,5,6. b) 1,2. C. ch duy nht para 2. . 3. D. octo v para 4. Cu 666. Cho cc hp cht thm sau: 1. a) Cc cht c nh hng th o- v p- l:

B. a) 1,2,4,6. b) 3,5.

Cu 668. T benzen e thu c p-bromnitrobenzen phai tien hanh lan lt cac p/ vi nhng tac nhan nao sau? A. Br2 ( xt: Fe, t0) , HNO3(xt: H2SO4,t0) B. Br2 ( xt: Fe, t0) , HNO3 loang C. Br2 ( As), HNO3(xt: H2SO4,t0) D. HNO3(xt: H2SO4,t0) , Br2 ( xt: Fe, t0)

Cu 669. T benzen e thu c m-bromnitrobenzen phai tien hanh lan lt cac p/ vi nhng tac nhan nao sau? A. HNO3 loang, Br2 ( xt: Fe, t0) B. Br2 ( xt: Fe, t0) , HNO3(xt: H2SO4,t0) C. HNO3(xt: H2SO4,t0) , Br2 ( xt: Fe, t0) A. stiren, butadien-1,3, isopentin, etylen C. xiclopropan, benzen, isobutylen, propin A. C6H6 A. C. Cu 673. Cho s phn ng: A. . B. B.C2H6 D. HNO3(xt: H2SO4,t0) , Br2 ( As) B. isopropylbenzen, pentin-2, propylen D. toluen, axetylen, butin-1, propen C.C2H2 B. D. . . . X, Y tng ng vi nhm cht no sau y? D. C3H8

Cu 670. Chat nao sau ay lam mat mau nc brom?

Cu 671. Cho dy bin ha sau : C2H5OH A B C. Hy tm C trong cc trng hp sau: Cu 672. iu ch (meta)bromonitrobenzen s no sau y l ng nht:

C. D. Cu 674: CH3 CH2 CH(CH3)2- CH(CH3)- CH3 ng vi tn gi no sau y?

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A. 2, 3- imetylpentan B. 3, 4- imetylpentan C. isopropylpentan D. 2- metyl3- etylpentan Cu 675: Sn phm chnh ca phn ng brom ho 2- metylbutan theo t l s mol 1:1 l: A. 1- clo- 2- metylbutan B. 2- clo- 3- metylbutan C. 1- clo- 3- metylbutan D. 2clo2metylbutan Cu 676: Dy no sau y gm cc cht l ng ng ca metan A. C2H4, C3H7Cl, C2H6O B. C4H10, C5H12, C6H14 C. C4H10, C5H12, C5H12O D. C2H2, C3H4, C4H6 Cu 677: S ng phn ng vi CTPT C5H12 l: A. 2 B. 3 C. 4 D. 5 Cu 678: Khi nhit phn CH3COONa vi vi ti xt thi thu c sn phm kh: A. N2, CH4 B. CH4, H2 C. CH4, CO2 D. CH4 Cu 679: Khi cho metylxiclopentan tc dng vi clo trong iu kin chiu sng thu c my dn xut monoclo ( ch xt ng phn cu to)?A. 1. B. 2. C. 3. D. 4. Cu 680: CTPT ng vi tn gi 4-etyl-2,3,3-trimetylheptan l: A.C12H26 B. C10H22 C. C11H24 D. C12H24

CH2 CH CH CH3Cu 681: Hp cht :

CH3

c tn gi l:

A. 3-metylbut-1-en B. 2-metylbut-1-en C. 2-metylbut-3-en D. 3-metylpent-1en Cu 682. t chy hon ton (m) gam hh X gm metan , propen v butan thu c 4,4 gam CO2 v 2,52 gam H2O . Gi tr ca m l : A . 1,48 g B . 2,48 g C . 14,8 gam D . 24,7 gam Cu 683: Mt cht c CTCT: CH3- CH- C(CH3) = C-CH3 c tn l: A/ 2- metylpent-1- in B/ 4- metylpent-2- in C/ 2- metylbut-2- in D/ 4metylpent-2- en Cu 684: Ankin c cc ng phn: A. v tr lin kt ba mch C. B. v tr lin kt ba, mch C, p hnh hc C. v tr lin kt ba, p hnh hc. D. c A, C Cu 685: Cho propin tc dng vi H2 c d(xt Ni, t0 ) thu c sn phm c cng thc l: A. CH2 = CH2. B. CH3 CH2 -CH3 C. CH3 - CH3 D. CH2 = CH- CH3 Cu 686: Cho But-1-in tc dng vi H2 c d c xt Pd/ PbCO3; t0 thu c sp l: A. CH3-CH2-CH = CH2. B. CH3-CH2-CH2-CH3 C. CH3-CH CH3 D. CH3-CH =CH2 Cu 687: Sc kh propin vo dd AgNO3/ NH3 thu c kt ta c cng thc: A. CH3 -C CAg B. Ag-CH2-C CAg C. Ag3-C-C CAg D.CH CH Cu 688: Cht no sau y tc dngc vi dd AgNO3/ NH3 A. CH3- C CH3 B.CH3- C C-C2H5 C. CH C-CH3 D.CH2=CH-CH3 Cu 689: lm sch kh axetilen c ln CO2 , ta cho hn hp qua: A. dd KMnO4 B. dd KOH C. ddd HCl D. dd Br2 Cu 690: Cho isopren P vi H2 c xt Ni, t0 thu c sn phm: A. isopentan B. isobutan C. pentan D. butan Cu 691:. Nhng hp cht no sau y c th c ng phn hnh hc (cis-trans) CH3CH = CH2 (I) ; CH3CH = CHCl (II) ; CH3CH = C(CH3)2 (III)

H3C

C2H5

C

C

CH3 C2H5

H3C C2H5 C C

Cl H

(IV) (V) A. (I), (IV), (V) B. (II), (IV), (V) C. (III), (IV) D. (II), III, (IV), (V) Cu 692. Cho bit sn phm chnh ca phn ng sau : CH2=CHCH2CH3 + HCl A. CH3CHClCH2CH3 B. CH2=CHCH2CH2Cl C. CH2ClCH2CH2 D. CH2=CHCHClCH3 Cu 23. Oxi ho etilen bng dd KMnO4 thu c sn phm l : A. MnO2, C2H4(OH)2, KOH B. K2CO3, H2O, MnO2 C. C2H5OH, MnO2, KOH D. MnO2, C2H4(OH)2, K2CO3 Cu 693. Trong phng th nghim etilen c iu ch t nhng phng php no sau y: A. Tch H2 t etilen. B. Crackinh propan. C. un nng etanol vi H2SO4 c D. Hp H2 vo a Cu 694: Cho cc cht sau: (1) ddBr2; (2) Br2 khan (Fe); (3) HNO3 c / H2SO4 c; (4) H2/ Ni, to; (5) O2

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1) Toluen phn ng c vi nhng cht no? A. 2, 3, 4, 5 B. 2, 3, 4 C. 1, 2, 5 D. 1, 4, 5 2) Stiren phn ng c vi nhng cht no? A. 1, 2, 3, 4, 5. B. 1, 2,4 C. 3, 5 D. 1, 4, 5 Cu 695: Cho toluen tc dng vi Br2 (as) thu c sn phm l: A. o- Br- C6H4- CH3 B. p-Br- C6H4- CH3 C. m- Br- C6H4- CH3 D. C6H5- CH2Br Cu 696: Phn bit toluen, benzen, stiren c th dng ho cht: A. ddBr2 B. ddKMnO4 C. H2 D. ddAgNO3/NH3 Cu 697: Cho stiren tc dng vi H2 d thu c sn phm l: A. etylbenzen B. metylbenzen C. etylxiclohexan D. metylxiclohexan Cu 698: Phn biy etylbenzen v stiren c th dng ho cht no: A. H2 B. dd KMnO4 C. ddBr2 D. Br2 khan/ Fe Cu 699: Cng thc tng qut ca anken l A. CnH2n+2 (n 1) B. CnH2n -6( n 6) C. CnH2n (n 2) D. CnH2n-2 (n 2) Cu 700. Dy gm cc cht u phn ng c vi dung dch Br2 l A. Etilen; vinyl clorua; toluen; xiclo propan. B. 3-clo propen -1; 2-brom butan; benzen; etilen. C. Axetilen; 1,2-ibrom etan; stiren; vinylaxetilen; buten -1. D. Propen; xiclopropan; pentin -2; stiren. Cu 701. Sp xp cc cht sau: butan, metanol, etanol, nc theo th t nhit si tng dn l: A. metanol < etanol < nc< butan. B. butan< metanol < etanol < nc. C. butan< etanol < metanol < nc. D. butan< nc < metanol < etanol. Cu 702. S cht ng vi cng thc phn t C7H8O (l dn xut ca benzen) u tc dng c vi dung dch NaOH l: A. 1. B. 2. C. 3. D. 4. Cu 703. Khi un nng etyl clorua trong dung dch cha KOH v C2H5OH, thu c: A. etan. B. etilen. C. axetilen D. etanol. Cu 704. Cht no khng phi l dn xut ca hydrocacbon ? A. ClBrCH-CF3. B. C6H6Cl6. C. Cl2CH-CF2-O-CH3. D. CH2=CH-CH2Br. Cu 705. Cht (CH3)3COH c tn l g trong cc tn sau? A. 1,1- imetyletanol. B. isobutan-2-ol. C. 2-metylpropan-2-ol. D. 1,1- imetyletan-1-ol. Cu 706. S ng phn cu to c cng thc phn t C4H9Cl l: A. 2. B. 1. C. 4. D. 3. Cu 707. Trong dung dch ca etanol trong nc c my loi lin kt hiro? A. 2. B. 3. C. 1. D. 4 Cu 708. Ancol isobutylic c cng thc cu to nh th no ? A. (CH3)2CHCH2OH. B. CH3CH2CH(OH)CH3. C. (CH3)2CHCH2CH2OH. D. (CH3)3COH. Cu 709. Kt lun no sau y l ng? A.Ancol etylic v phenol u tc dng vi Na v vi dung dch NaOH. B.Phenol tc dng vi Na v vi dung dch Na2CO3 . C.Ancol etylic tc dng c vi Na nhng khng tc dng c vi CuO nung nng. B. Phenol tc dng c vi Na v vi axit HBr. Cu 710. Khi cho phenol vo dung dch NaOH thy phenol tan. Sc kh CO2 vo dung dch li thy phenol tch ra. iu chng t A. phenol l axit yu, yu hn c axit cacbonic. B. phenol l cht c tnh baz mnh. C. phenol l axit mnh. D. phenol c tnh lng tnh. Cu 711. C bao nhiu ancol c cng thc C3H8O2 tc dng vi Cu(OH)2?A. 1. B. 2. C. 3. D. 4. Cu 712. So snh tan trong nc v nhit si ca cc cht: propan-1-ol (1), etanol (2), butan-1-ol (3), dimetyl ete (4): A. 4 (d). E. (c) > (d) > (b) > (a). Cu 917: Cho cc cht ClCH2COOH (a), BrCH2COOH (b), ICH2COOH (c), FCH2COOH (d). Chiu tng dn tnh axit ca cc cht trn l:A. (a) < (b) < (c) < (d). D. (c) < (a) < (b) < (d) B. (b) < (a) < (c) < (d). E. (c) < (b) < (a) < (d). C. (a) < (b) < (d) < (c). Cu 918: Chn pht biu sai: A. HCOOH l axit mnh nht trong dy ng ng ca n.B. HCOOH c tham gia phn ng trng gng. C. HCOOH khng phn ng c vi Cu(OH)2/NaOH. D. HCOOH c tnh axit yu hn HCl. E. HCOOH c tnh axit mnh hn axit H2CO3. Cu 919: Cho cc cht : C6H5COOH (a), p-H2NC6H4COOH (b), p-O2NC6H4COOH (c). Chiu tng dn tnh axit ca dy trn l : A. (a) < (b) < (c). D. (c) < (a) < (b) .B. (a) < (c) < (b). E. (b) < (a) < (c). C. (b) < (c) < (a). Cu 920: Chn cu tr li sai cho cu hi: Axit axetic c th iu ch trc tip t cht no? A. CH3CHO. D. CH3CCl3. B. C2H5OH. E . CH3OCH3. C. n-Butan. Cu 921: Chn cu tr li ng nht cho cu hi : V sao axit axetic c nhit si cao hn hn anehit axetic? A. Gia cc phn t axit c lin kt hidro mnh. B. Phn t lng ca axit ln hn. C. Phn t axit axetic phn cc hn. D. Anehit axetic khng c tnh axit. E. Axit axetic tan nhiu trong nc. Cu 922: Chn cu tr li ng nht cho cu hi: V sao tan ca cc axit cacboxylic no, n chc, mch h trong nc gim dn khi tng s nguyn t cacbon trong mch? A. Khi lng phn t tng. B . Tnh axit gim. C. Kch thc gc hidrocacbon tng, tnh k nc tng. D. phn cc ca phn t gim. E. Lc lin kt hiro gim. Cu 923: Gim n l dung dch c nng 2 - 5% ca: A. Axit fomic. D. Axit propionic. B. Axit axetic. E. Axit butyric. C. Axit acrylic. Cu 924: Phn ng este ha c c im l: A. Xy ra chm. D. Ch xy ra i vi axit hu c. B. Thun nghch. E. C A, B, C u ng. C. Xy ra khng hon ton. Cu 925: Trong phn ng: A CH3 - CH2 - CH2 - COOH + Cl2 X(spc) + HCl S Cng thc cu to ca X l: A. CH2Cl - CH2 - CH2 - COOH. D. CH3 - CHCl - CHCl - COOH. B. CH3 - CHCl - CH2 - COOH. E. Cng thc khc. C. CH3 - CH2 - CHCl - COOH. t Cu 926: Trong phn ng: CH3COOH + CH CH A. Cng thc ca A l: A. CH3OCOCH=CH2. D. CH3CH=CHCOOH.B. CH3COOCH=CH2.E. Tt c u sai.C. CH2=CHCH2COOH. Cu 927: Trong phn ng: CH2= CH COOH + HBr X (spc) Th cng thc ca X l: A. CH2CHBrCOOH. D. CH2BrCH2COOHB. CH2BrCHCOOH.E. CH3CH2(OH)COBr. C. CH3CHBrCOOH. Cu 928: Khi oxi ha C6H5CH2CH2CH2CH3 bng KMnO4/H2SO4 c ngi ta thu c cc sn phm l: A. C6H5CH2COOH v CH3COOH. B. C6H5CH2CH2COOH v HCOOH. C. C6H5COOH v CH3CH2COOH. D. C6H5CH2CH2CH2COOH. E. C6H5CH2CH2COOH v CH3COOH. Cu 929: S ng phn axit ca C4H6O2 l: A. 2. B. 3. C. 4. D. 5. E. 6. Cu 930: Khi t chy axit cacboxylic n chc, no, mch h th thu c: A. Khi lng CO2 bng khi lng nc.B. S mol nc bng s mol CO2.C. S mol nc ln hn s mol CO2. D. S mol nc b hn s mol CO2. E. S mol nc bng hai ln s mol CO2.o

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Cu 931: Mt axit cacboxylic n chc c cng thc n gin nht l C2H3O. Cng thc cu to c th c l: A. CH2=CH-CH2COOH. D. C A,B,C u ng. B. CH2=C(CH3)COOH. E. C A,B,C u sai. C. CH3CH=CHCOOH. Cu 932: tng hiu sut ca phn ng este ha ngi ta cn: A. Tng nng ca axit. D. Tt c u ng. B. Tng nng ca ancol. E. Tt c u sai. C. Dng H2SO4 c ht nc. Cu 933: Trong cc ng phn axit cacboxylic khng no, mch h c cng thc phn t l C4H6O2. Axit c ng phn cis- trans l: A. CH2=CH-CH2COOH. D. Tt c u c ng phn cis- trans. B. CH3CH=CHCOOH. E. Khng cht no c ng phn cis- trans. C. CH2=C(CH3)COOH. Cu 934: Pht biu no sau y l sai: A. Axit acrylic mnh nht trong dy ng ng ca n. B. Axit acrylic mnh hn axit benzoic.* C. Axit acrylic mnh hn axit propionic. D. Axit acrylic c th lm mt mu dung dch Br2. E. A v B. Cu 935: Trong s chuyn ha sau: Cl2, AS H2O/NaOH CuO, to AgNO3/NH3 C2H6 A B C D Th C l: A. CH3COOH. D. CH3COONH4. B. CH3CH2OH. E. C2H5Cl. C. CH3CHO.* Dng cc thng tin sau cho cc cu hi 936, 937 v 938. Cl2, as H2O/NaOH O2, xt Na2CO3 NaOH/CaO Cho s : A B C D F CH4 Cu 936: F l cht no trong s cc cht sau y: A. CH3CH2CH2COONa. D. HCOONa.B. CH3CH2COONa. E. CH2(COONa)2. C. CH3COONa. Cu 937: Cng thc cu to ca D l: A. CH3CH2OH. D. CH3COOCH3. B. CH3CHO. E. HCOOCH3. C. CH3COOH. Cu 938: Tn gi ca A l: A. Axetilen. D. Metan. B. Etilen. E. Propan. C. Etan.* Dng cc thng tin sau cho cc cu hi 939 v 940. Cho s : Cl2, 500oC NaOH CuO,to AgNO3/NH3 A B D E Bit G l amoniacrylat. G Cu 939: Cng thc cu to ca D l: A. CH2=CH-CHO. D. CH3CH(OH)COOH. B. CH2(OH)CH2COOH. E.CH3CH2CH2OH.C.CH2=CH-CH2OH. Cu 940: Cng thc cu to ca A l: A. CH3CH=CH2 D. CH2=CH2B. CH3CH=CHCH3. E. Tt c u sai. C. CH2=C=CH2 Cu 941: S c mt ca nhm nh chc -COOH trn nhn benzen gy nn hin tng no sau y ca axit benzoic. A. Lm gim mt electron trong nhn benzen. B. Phn hot ha phn t i vi phn ng th Br2. C. ng hng cc nhm th vo v tr octo v para.D. Cc hin tng A,B E. Cc hin tng A,B,C. Cu 942: Xt cc phn ng sau: (1). CH3COOH + Na (2). CH3COOH + NaCl (3). C6H5OH + NaHCO3 (4). C17H35COONa + Ca(HCO3)2 Phn ng no trong cc phn ng trn khng xy ra: A. 1. D. 4. B. 2. E. C B,C. C. 3. Cu 943: Cho axitCl CH3CH2 C Cl CH CH3 COOH

Axit trn c tn l:A. 3,3- iclo-2- metylpentanoic. B. Axit 3,3- iclo-2- metylpentanoic. C. 2-Metyl-3,3-iclopetanoic. D. Axit 3,3- iclo-3-etyl-2- metylpropanoic. E. Tt c u sai. Cu 944: Tn quc t ca (CH3)2CHCOOH l: A. Axit iso-butiric. D. Axit isopropylcacboxylicB. Axit 2-metylpropanoic. E. Tt c u ng. C. Axit propan-2-cacboxylic. Cu 945: Hy cho bit tn sn phm E trong s tng hp sau: H2SO4c, 170oC CH3CH2OH A + H2O. A + Cl2 B B + NaOH C + NaCl C + CuO [O] D + Cu + H2O D E A. Axit oxalic. D. Axit axetic. B. Anehit oxalic. E. Axit acrylic. C. Axit fomic

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Dng cc thng tin sau cho cc cu hi 946 v 947 Cho s : NaOH A B G Cao su Buna C D poli(metylacrylat). Cu 946: Cng thc cu to ca D l: A. CH3CH2COOH. D. CH3OH. B. CH2=C(CH3)COOH. E. C2H5OH. C. CH2=CHCOOH. Cu 947: Tn gi ca A l: A. Vinyl propionat. D. Etyl acrylat. B. Metyl metacrylat. E. Tt c u sai. C. Vinyl acrylat. Cu 948: Cho cc cht sau: C6H5COOH(a); o-O2NC6H4COOH(b); m-O2NC6H4COOH(c); p-O2NC6H4COOH(d). Chiu tng dn tnh axit ca cc cht trn l: A. b < a < d < c. D. c < a < b < d. B. b < c < a < d. E. b < a < c < d. C. a < b < c < d. Cu 949: Cho cc cht sau: C6H5COOH(a); o-HOOCC6H4COOH(b); m-HOOCC6H4COOH(c); pHOOCC6H4COOH(d). Chiu tng dn tnh axit ca cc cht trn l: A. b < a < d < c. D. c < a < b < d. B. b < c < a < d. E. a < c < d < b. C. a < b < c < d. Cu 950: Cho axit HOOC-CH2CH2CH2CH2CH2-COOH Tn gi ca axit trn l: A. Axit aipic. D. C ba u ng. B. Axit 1,4-butanicacboxylic. E. C A,B,C u sai.C. Axit 1,6- hexaioic. Cu 951: iu ch trc tip HCOOH ngi ta c th i t: A. HCHO. D. C A v B. B. HCOONa. E. C A,B,C. C. CH3OH. Cu 952: iu ch trc tip CH3COOH ngi ta c th i t: A. CH3CHO. D. CH3COONa. B. CH3COOC2H5. E. C 4 cu trn. C. C2H5OH. Cu 953: phn bit CH3COOH v CH2=CH-COOH ta dng ha cht: A. NaOH. D. Dung dch KMnO4 .B. Na. E. C v D. C. Dung dch Br2. Cu 954: phn bit HCOOH v CH3COOH ta dng ha cht: A. AgNO3/NH3. D. C A v B. B. NaOH.E. A,B v C. C. Na2CO3. Cu 955: phn bit ancol anlylic v axit acrylic ngi ta dng ha cht: A. Na. D. C A,B,C. B. NaOH c pha phenolphtalein. E. B v C. C. CaCO3. Cu 956: chng minh s c mt ca axit axetic trong hn hp gm axit axetic, ancol etylic v anehit axetic, ta dng ha cht: A. Qu tm. D. AgNO3/NH3. B. Na. E. p n A v C. C. NaOH v phenolphtalein. Cu 957: Cho 180g axit axetic tc dng vi lng d ancol etylic c mt axit sunfuric c lm xc tc. trng thi cn bng, nu hiu sut phn ng l 66% th khi lng este thu c l: A. 246g. D. 768g. B. 264g. E. Tt c u sai. C. 276g. Cu 958: trung ha 8,8g mt axit cacboxylic A thuc dy ng ng ca axit axetic cn 100ml dung dch NaOH 1M. Cng thc cu to c th c ca A l: A. CH3CH2CH2COOH. D. CH3COOH. B. CH3CH2CH2CH2COOH. E. HCOOH. C. CH3CH2COOH. Cu 959: Tnh kh ca axit focmic c th hin trong phn ng: A. Vi kim loi. D. Tt c u ng. B. CuO. E. Tt c u sai. C. Cu(OH)2/NaOH. Cu 960: trung ha ht 1,96g hn hp ca axit focmic v axit axetic th cn dng 70ml dung dch NaOH 0,5M. Thnh phn phn trm v khi lng ca axit axetic trong hn hp l: A. 80,48%. B. 78,52%. C. 74,27%. D. 65,75% E. 76,53%. Cu 961: trung ha ht 60g gim n th cn 50ml NaOH 1M. Nng phn trm ca axit axetic trong gim n l: A. 3%. B. 4%. C. 5%. D. 6%. E. 7%. Cu 962: Khi lng axit axetic trong gim n thu c l bao nhiu khi ln men 0,5lit ancol etylic 6 o. Bit khi lng ring ca ancol etylic l 0,8g/ml. A. 31,3g. B. 34,5g. C. 37,7g. D. 39,8g. E. 34,9g. Cu 963: Cho 10,9g hn hp gm axit acrylic v axit propionic phn ng hon ton vi Na thu c 1,68lit kh(kc). Khi lng axit acrylic trong hn hp l: A. 7,2g. B. 7,4g. C. 6,7g. D. 14,4g.E. 9,8g. Cu 964: t chy mt axit cacboxylic n chc A. Trong phn t oxi chim 53,33% v khi lng. Cng thc cu to ca A l: A. HCOOH. D. CH C-COOH. B. CH3COOH. C. CH2=CH-COOH. E. CH3CH2COOH. Cu 965: Trung ha 1,72g mt axit n chc R th cn 40g dung dch NaOH 2%. Cng thc cu to ca R l: A. CH2=C(CH3)COOH. D. CH3CH2COOH.B. CH2=CH-COOH. E. CH3COOH.C. CH CCH2COOH. Cu 966: t chy mt axit cacboxylic n chc X th thu c 3,3g CO2 v 0,9g nc. Cng thc cu to ca X l: A. HCOOH. D. CH3CH2COOH B. CH2=CH-COOH E. CH3COOH.C. CH CCH2COOH Cu 967: Khi trung ha 25ml dung dch mt axit cacboxylic n chc A th cn 200ml dung dch NaOH 0,25M. C cn th thu c 4,1g cht rn. Cng thc cu to ca A l: A. HCOOH. D. CH3CH2COOH. B. CH2=CH-COOH.E. CH3COOH.C. CH CCH2COOH.

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Cu 968: 3,52g este ca axit cacboxylic n chc no v ancol n chc tc dng va vi 40ml dung dch NaOH 1M, to ra mui A v ancol B. t chy hon ton 0,6g ancol B cho 1,32g CO 2 v 0,72g H2O. T khi hi cu ancol B so vi H2 bng 30. Oxi ha ancol B cho anehit. Cng thc cu to ca este l: A. CH3CH2COOCH3. D. HCOOCH(CH3)2. B. CH3COOCH2CH3. E. Tt c u sai.C. HCOOCH2CH2CH3. Cu 969: Hp cht c cng thc CxHyOz c khi lng phn t l 60vC. Trong cc cht trn c cht A tc dng c vi Na2CO3 sinh ra CO2. Cht B tc dng c vi Na v c phn ng trng gng. Cht C tc dng c vi NaOH nhng khng tc dng c Na. Cng thc cu to c th c ln lt ca A,B,C l: A. C3H7COOH; HOCH2CH2CHO; CH3COOCH3.B. HCOOH; (CH3)2CHOH; CH3CH2OCH3. C. C2H5COOH; HOCH2CH2CHO; C2H5COOCH3. D. CH3COOH; HOCH2CHO; HCOOCH3. E. CH3COOH; HCOOCH3 ; HOCH2CHO . Cu 970: trung ha 2,49g hn hp axit focmic v axit acrylic th cn dng 400ml dung dch NaOH 0,1M. Nu cho ton b lng hn hp axit trn phn ng vi kim loi Mg d th th tch kh H 2 thu c iu kin chun l bao nhiu? A. 0,112lit. D. 0,448lit. B. 0,224lit. E. 0,56lit. C. 0,336lit. Cu 971: 2,76g hn hp axit axetic v axit acrylic va lm mt mu hon ton 50g dung dch Br2 9,6%. trung ha ht 1,38g hn hp hai axit trn th cn bao nhiu ml dung dch NaOH 0,25M ? A. 40ml. D. 80ml. B. 50ml. E. 100ml. C. 60ml. Cu 972: t chy 4,09g hn hp A gm hai axit cacboxylic l ng ng k tip trong dy ng ng ca axit axetic ngi ta thu c 3,472lit kh CO2 (kc). Cng thc cu to ca cc axit trong hn hp phi l: A. HCOOH v CH3COOH. D. C2H5COOH v CH3CH2CH2COOH. B. CH3COOH v C2H5COOH. E. C C v D u ng. C. C2H5COOH v (CH3)2CHCOOH. Cu 973: t chy hon ton 1,52g hn hp axit focmic v axit axetic ngi ta thu c 0,896lit CO2 (kc). Nu ly lng hn hp axit trn ri thc hin phn ng trng bc th khi lng bc thu c l bao nhiu? A. 3,72g. D. 4,65g. B. 4,05g. E. 3,98g. C. 4,32g. Cu 974: Axit axetic c hng s phn li Ka=1,8.10-5. Nu in li =1,2% th nng dung dch l: A. 0,0653M. D. 0,1425M. B. 0,0845M E. Kt qu khc. C. 0,1235M. Cu 975: Axit focmic c Ka= 10-3,75. Nu nng dung dch l 0,5M th in ly l: A. 0,23%. D. 2,5%. B. 0,85%. E. Kt qu khc. C. 1,9%. Cu 976: Hng s in ly ca axit acrylic l Ka= 5,5.10-5. Dung dch acrylic c nng 1,25M th s c pH l: A. 1,2. D. 4,2. B. 2,2. E. Kt qu khc. C. 3,2. Cu 977: Dung dch axit focmic c pH= 2,15. Nng ca dung dch s l bao nhiu nu Ka=1,8.10-4 A. 0,13M. D. 0,33M. B. 0,22M. E. Kt qu khc. C. 0,28M. Cu 978: Dung dch axit axetic 0,022M c pH= 3,2. Hng s in li s l: A. 1,8.10-4. D. 4,6.10-6. B. 1,8.10-5. E. Kt qu khc. C. 1,35.10-5. Cu 979: trung ha hn hp ca phenol v axit axetic cn dng 23,4ml dung dch KOH 20%(khi lng ring l 1,2g/ml). Hn hp ban u khi tc dng vi nc brom to nn 16,55g kt ta. Khi lng ca axit trong hn hp l:A. 2g D. 5g. B. 3g. E. Kt qu khc. C. 4g. Cu 980: Trung ha 50g dung dch CH3COOH bng dung dch NaHCO3. Cho kh sinh ra i qua nc vi trong, thu c 7,5g kt ta. Nng axit trong dung dch l: A. 9%. D. 27% . B. 12%. E. Kt qu khc. C. 18%. Cu 981: Dung dch ca hn hp axit focmic v axit axetic phn ng ht vi 0,77g Magie. Khi cho sn phm t chy cng mt lng hn hp i qua ng ng ng sunfat khan, khi lng ng gim bt 1,8g. T l s mol ca HCOOHv CH3COOH tng ng l: A. 7:9. D. 7:10. B. 4:5. E. Kt qu khc. C. 5:7. Cu 982: Khi oxi ha 400g dung dch nc ca axit focmic bng dung dch AgNO3/NH3, thu c 8,64g kt ta. Nng ca axit trong hn hp u l: A. 0,92%. D. 0,24%. B. 0,46%. E. Kt qu khc. C. 0,67%.. Cu 983: Tn quc t ca CH3 CH CH2 OHCH3

l: A. 2- Etylpropanol. C. 2- Metylpropanol-1. E. Tt c u sai.B. 2- Metylpropanol. D. 2- Etylpropanol-1. Cu 984: Cng thc cu to ng ca ancol tert-butylic l: A. (CH3)3COH. D. (CH3)2CHCH2OH.B. (CH3)2CHCH2OH. E. CH3CH2CH2CH2OH C. CH3CHCH2CH3 Cu 985: ng vi cng thc phn t C3H6O s c bao nhiu ng phn mch h v ancolA. 1. B. 2.C. 3.D. 4.E. 5. Cu 986: Ancol sec-butylic l ancol bc:A. 1. B. 2. C. 3. D. 4. E. 0. Cu 987: Cho cc cht: C2H5OH(I); C2H5Cl(II); C2H5Br(III); C2H5F(IV); C3H8(V). Chiu tng dn nhit si ca cc cht: A. (V) < (IV) < (II) < (III) < (I). B. (V) < (II) < (IV) < (III) < (I). C. (III) < (II) < (IV) < (I) < (V). D. (IV) < (II) < (III) < (I) < (V). E. (IV) < (III) < (II) < (V) < (I).

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Cu 988: Buten-1 phn ng vi HCl thu c hp cht cha clo. un nng hp cht ny vi dung dch NaOH c thu c ancol. un nng ancol va sinh ra vi H2SO4 c nhit trn 170C cho ta mt anken. Cng thc cu to ca anken l:A. CH3CH=CHCH3. D. CH2=CHCH2CH2CH3. B. CH2=CHCH2CH3. E. Kt qu khc. C. (CH3)2C=CH2. Cu 989: Mt hn hp cha ng thi 2 ancol CH3OH v C2H5OH. Hi trong hn hp tn ti bao nhiu kiu lin kt hiro gia cc phn t? A. 1. B. 2. C. 3. D. 4. E. 5. Cu 990: Cho 11g hn hp gm hai ancol no n chc k tip nhau trong dy ng ng tc dng ht vi Na thu c 3,36lit H2(o kc). Cng thc phn t ca 2 ancol trn l: A.CH3OH v C2H5OH.D. C3H5OH v C2H5OH.B. CH3OH v C2H3OH.E. Tt c u sai.C. C3H7OH v C2H5OH. Cu 991: Cho 16,6g hn hp gm ancol etylic v ancol n-propylic phn ng ht vi Na(ly d), thu c 3,36lit kh H2(kc). Thnh phn phn trm tng ng ca hai ancol l: A. 72,3%v 27,7%. D. 50% v 50%. B. 46,3% v 53,7%. E. 27,7% v 72,3%. C. 40% v 60%. Cu 992: ng vi cng thc phn t C7H8O s c bao nhiu ng phn phenol ?.A. 2.B. 3. C. 4. D. 5.E. 1.. Cu 993: Phn ng ha hc chng minh nguyn t H trong nhm -OH ca phenol linh ng hn H trong nhm -OH ca ancol etylic:A. Tc dng NaOH.D. C A,B u ng.B. Tc dng Na. E. C A,B,C u ng.C. Tc dng vi axit( phn ng este ha). Cu 994: C hai ng nghim ng hai cht: Phenol lng v ancol n-butylic. phn bit hai cht ta dng: A. Na. D. C B,C u ng.B. Dung dch Br2. E. C A,B,C u ng. C. Dung dch HNO3/H2SO4. Cu 995: Mt hn hp gm CH3OH; C2H5OH; Phenol c khi lng 28,9g. Chia hn hp thnh hai phn bng nhau lm hai th nghim. Phn mt phn ng hon ton vi Na ta thu c 2,806lit H2 27C, 750mmHg. Phn hai phn ng va ht vi 100ml dung dch NaOH 1M. Phn trm theo khi lng phenol l: A. 36,87%. D. 65,05%. B. 76,89%. E. 32,65%. C. 12,34%. Cu 996: T phenol ngi ta c th iu ch: A. Aspirin. D. Phenolphtalein. B. Metyl salixilat. E. C 4 cu trn. C. Phenolfomandehit. Cu 997: c im ca lin kt gia O v H trong nhm -OH ca phn t phenol l: A. B phn cc mnh.D. Lin kt ion.B. B phn cc mnh v pha Oxi. E. Tt c u sai.C. Khng phn cc. Cu 998: Hp cht A c cng thc phn t C 7H8O, bit rng A c kh nng tc dng vi NaOH v Na gii phng kh H2. Cng thc cu to ca A l: A. C6H5OCH3. D. p-HOC6H4CH3 .B. o-HOC6H4CH3. E. B,C, v D. C. m-HOC6H4CH3. Cu 999: t chy 5,8g cht A ta thu c 2,56g Na2CO3; 2,26g H2O; v 12,1gCO2. Bit rng 1 phn t A ch cha 1 nguyn t O. Cng thc phn t ca A l : A. CH3COONa. D. C3H7ONa. B. C6H5CH2ONa. E. C6H5ONa. C. C2H5ONa. Cu 1000: Trong s cc cht sau: Na, Ca, CaO, CuO, CH3COOH, HCl. Cht tc dng c vi ancol etylic l:A. Na, CuO.D. CuO, CH3COOH, HCl, Na, Ca. B. Ca, CH3COOH. E. Tt c cc cht trn .C. CuO, CH3COOH, HCl Cu 1001: phn bit c ancol allylic v ancol n-propylic ta tin hnh: A. Oxi ha ri cho tc dng dung dch AgNO3/NH3.B. Tc dng dung dch Br2.C. Dng dung dch KMnO4. D. C B,C u sai. E. C B,C u ng. Cu 1002: Cho s chuyn ha: C2H5OH A Cao su Buna. iu kin chuyn ha ancol etylic thnh A l: A. Al2O3 + ZnO v 450oC. D. H2SO4 c, 170oC.B. Fe xt, 70oC. E. CuO v un nng. C. As, nhit thng. Dng cc thng tin sau cho cc cu hi 6v 7 X2 C3H8(A) (CH3)2CHX(B) C3H7OH(C). Cu 1003: thu c B vi hiu sut cao nn dng X2 l: A. Cl2. B. Br2. C. F2. D. I2. E. H2. Cu 7: Vi X l clo, chiu tng dn nhit si ca A,B,C l: A. A < B < C. D. B < A < C. B. B < C < A. E. C < A < B. C. A < C < B. Cu 1004: Ancol n chc A c cng thc phn t C4H10O. Khi b oxi ha to ra xeton. Khi tch nc to ra anken mch thng. A. CH3CH2CH2CH2OH.D. (CH3)3CHOH.B. (CH3)2CH-CH2OH. E. CH3CH2-CH(OH)CH3.C. (CH3)3COH. Dng cc thng tin sau cho cc cu hi 1005 v 1006. Mt hn hp X gm hai ancol CH 3OH v C2H5OH c s mol theo t l 2:3. Khi cho hn hp tc dng vi Na d thu c 5,6lit H2(kc).Cu 9: S mol ca CH3OH v C2H5OH ln lt l: A. 0,15mol v 0,225mol.D. 0,8mol v 1,2mol.B. 0,2mol v 0,3mol. E. Kt qu khc. C. 0,4mol v 0,6mol. Cu 1005: Ly lng hn hp X trn em kh nc nhit thch hp phn ng ch cho ete, phn ng xy ra hon ton. Bit rng c hai ete c s mol bng nhau. % ca ete khng i xng theo s mol l: A. 40%. B. 20%. C. 50%. D. 70%. E. 80%. Cu 1006: Tn gi ca

Trang 52

OH

CH3

l:

A. p-crezol. D. C A,B u ng. *B. 4-metylphenol E. C A,B u sai.C. 3-metylphenol Dng cc thng tin sau cho cc cu hi 1007 v 1008. Trong mt hn hp gm phenol v xiclohexanol vi s mol bng nhauCu 12: Trong hn hp trn tn ti bao nhiu kiu lin kt hiro. A. 4. B. 3. C. 2. D. 1. E. 5. Cu 1007: Trong s cc loi lin kt hiro th kiu chim u th l: A. O ca ancol v H ca phenol. D. Ancol - ancol. B. O ca phenol v H ca ancol. E. Tt c u sai. C. Phenol - phenol. Cu 1008: Cho s chuyn ha: H2SO4bc khi NaOH nng chy HCl Benzen A B C Tn gi ca C: A. Phenylclorua. C. Natriphenolat. E. Tt c u sai. B. Phenol. D. Benzylclorua. Cu 1009: Trong s cc tnh cht vt l sau, tnh cht no l tnh cht ca phenol: A. t tan trong nc lnh.D. Tt c u ng.B. Rt c. E. C A,B,C u sai. C. Tinh th khng mu. Cu 1010: Dng ha cht no sau y phn bit phenol v ancol benzylic? A. Na. D. C 3 cu trn.B. Dung dch Br2 E. B v C. C. HNO3/H2SO4. Dng cc thng tin sau cho cc cu hi 1011 v 1012 Mt hn hp X gm benzen; phenol; v etanol. Ly 142,2g hn hp v chia lm hai phn bng nhau. 1/2 hn hp va trung ha 20g NaOH. 1/2 hn hp cn li tc dng Na d thu c 6,72lit H2(kc). Cu 1011: Khi lng ca phenol trong hn hp X bng:A. 7,05g. B. 4,7g. C. 18,8g. D. 9,4g. E. 14,1g. Cu 1012: tch phenol ra khi hn hp ta lm: A. Cho hn hp tc dng NaOH. Sau chng ct, ly phn cn li cho tc dng CO2 d thu ly phenol. B. Cho hn hp tc dng Na. Sau chng ct, ly phn cn li cho tc dng CO2 d thu ly phenol. C. Khng th tch ly phenol. D. C A,B u ng. E. C A,B u sai. Cu 1013: Mt dung dch cha 6,1g cht l ng ng ca phenol n chc. Cho dung dch trn tc dng vi nc Br2 (d) thu c 17,95g hp cht cha 3 nguyn t Br trong phn t. Cng thc phn t cht ng ng ca phenol l: A. C2H5C6H4OH. D. C2H5CH3C6H3OH. B. (CH3)2C6H3OH. E. A hoc B. C. (C2H5)2C6H3OH. Cu 1014: Cng thc cu to ca anehit acrylic l: A. CH3CH2CHO. D. (CH3)2CHCHO. B . CH3CHO. E. Tt c u sai. C. CH2 = CH - CHO. Cu 1015: Cho cc cht: HCHO(I); CH3CHO(II); C2H5Cl (III) ; CH3OH (IV) Chiu gim dn nhit si ca cc cht: A. (IV) > (III) > (II) > ( I). D. (IV) > (II) > (I) > (III). B. (IV) > (II) > (III) > (I). E. (II) > (IV) > (III) > (I). C. (IV) > (I) > (III) > (II). Cu 1016: Cho cc cht: Axeton, anehit axetic, ancol isopropylic. nhn bit anehit axetic ta dng ha cht: A. AgNO3/NH3. D. A v C ng. B. Na. E. C A, B, C u ng. C. Cu(OH)2/NaOH. Dng cc thng tin sau cho cc cu hi 1017 v 1018. Cho 0,87g mt anehit no, n chc phn ng hon ton vi Ag2O/NH3 thu c 3,24g Ag. Cu 1017: Cng thc cu to ca anehit l: A. CH3CHO. D. CH3CH2CH2CHO. B. HCHO. E. (CH3)2CHCHO. C. C2H5CHO. Cu 1018: Cho 11,6 g anehit trn phn ng vi H2/Ni (h=100%). Th tch H2 cn phn ng iu kin chun l: A. 2,24 lit. D. 3,36 lit. B. 4,48 lit. E. Kt qu khc. C. 1,12 lit. Cu 1019: Focmon l dung dch anehit fomic trong nc c nng : A. 2-5%. D. 50-70%. B. 10-20%. E. 75-80%. C. Khong 40%. Cu 1020: Khi cho 0,75g anehit fomic phn ng hon ton vi dung dch AgNO 3/NH3 d th khi lng Ag gii phng l: A. 10,8. D. 21,6g. B. 2,7g. E. Kt qu khc. C. 5,4g. Cu 1021: Trong phn ng trng ngng gia phenol v anehit fomic, xc tc c dng l: A. Dung dch axit. D. C A v B u ng. B. Dung dch kim. E. C A, B, C u sai.C. Ni, to. Cu 1022: T C2H2 iu ch HCHO cn t nht bao nhiu phn ng: A. 1. B. 2. C. 3. D. 4. E. 5. Cu 1023: Cng thc chung ca cc axit cacboxylic n chc no l: A. CnH2nO2(n 1). D. CnH2n+1-2kCOOH(n 0). B. CnH2n+1COOH(n 0). E. Tt c u sai.C. (CH2O)n(n 1). Cu 1024: Axit cacboxylic n chc, no A c t khi hi so vi xy l 2,75. Vy cng thc phn t ca A l: A. C2H4O2. D. C4H6O2.B. C3H6O2. E. C5H10O2. C. C4H8O2.

Trang 53

Cu 1025: mnh ca cc axit: HCOOH(I), CH3COOH(II), CH3CH2COOH(III), (CH3)2CHCOOH(IV) theo th t tng dn l: A. I < II < III < IV. D. IV < III < II < I. B. II < IV < III < I. E. II < III < I < IV. C. IV < II < III < I. Cu 1025: phn bit HCOOH v CH3COOH ngi ta dng: A. Dung dch NaOH. D. A,B,C u sai. B. Na. E. A,B,C u ng. C. AgNO3/NH3. Cu 1026: Chn pht biu sai: A. HCOOH l axit mnh nht trong dy ng ng ca n.B. HCOOH c tham gia phn ng trng gng. C. HCOOH khng phn ng c vi Cu(OH)2/NaOH. D. HCOOH c tnh axit yu hn HCl. E. HCOOH c tnh axit mnh hn axit cacbonic. Cu 1027: Chn cu tr li sai cho cu hi: Axit axetic c th iu ch trc tip t cht no? A. CH3CHO. D. CH3CCl3. B. C2H5OH. E. CH3OCH3. C. n-Butan. Cu 1028: tng hiu sut ca phn ng este ha ngi ta cn: A. Tng nng ca axit. D. Tt c u ng. B. Tng nng ca ancol. E. C A,B,C u sai. C. Dng H2SO4 c ht nc. Cu 1028: trung ha 8,8g mt axit cacboxylic A thuc dy ng ng ca axit axetic cn 100ml dung dch NaOH 1M. Cng thc cu to c th c ca A l: A. CH3CH2CH2COOH. D. CH3COOH. B. CH3CH2CH2CH2COOH. E. HCOOH. C. CH3CH2COOH. Cu 1029: trung ha ht 60g gim n th cn 50ml NaOH 1M. Nng phn trm ca axit axetic trong gim n l: A. 3%. B. 4%. C. 5%. D. 6%. E. 7%. Cu 1030: Trong cc ng phn axit cacboxylic khng no c mch h c cng thc phn t l C 4H6O2. Axit c ng phn cis- trans l: A. CH2=CH-CH2COOH. D. Tt c u c ng phn hnh hc. B. CH3CH=CHCOOH. E. Tt c u khng c ng phn hnh hc. C. CH2=C(CH3)COOH. Cu 1031 Hp cht hu c A c CTPT l C4H9Cl c s ng phn l: A. 3 B. 4 C. 5 D. 6 Cu 1032 Cht X c cng thc cu to: CH3-CH(CH3)- CHBr-CH3. X c tn gi l: A. 2-brom-3-metylbutan B. 2- metyl -3- brombutan C. 2-metyl-3-brombutan D. 2-brom- iso-pentan Cu 1033 Tn gi: 2 clo 3 metylbutan ng vi cng thc cu to no sau y?

CH3

CH

CH2CH3 CH Cl

A.

CH3 ClCH3 CH CH3

CH3 CH2 CH CH2 Cl CH3 B. CH CH3H2CD.3

C Cl

CH2 CH3

C.

Cu 1034 Sp xp theo chiu tng dn nhit si: I Cl F Br ; ; ; (A) (B) (C) (D) A. A < B < C < D B. A < D < C < B C. B < A < C < D Cu 1035 .Tm sn phm chnh trong phn ng sau y:

D. B < C < D < A

CH3

A.

CH2CH3

CH3 CH2 C. D. Cu 1036. T propan c th to c bao nhiu dn xut iclo? A. 2 B. 4 C. 5 D. 6 Cu 1037 Khi cho 2-metylpentan tc dng vi brom thu c sn phm chnh l dn xut monobrom no sau y? A.2-brom-2-metylpentan. B. 3-brom-metylpentan. C.1-brom-2-metylpentan D. 4-brom-2-metylpentanTrang 54

CH3 C CH2 CH3 Br CH3 C CH2 CH3 CH3 C CH2 CH3 OH

KOH, ancol to

B.

CH3

CH3 C CH CH3

CH3 CH CH

Cu 1038 .un si hn hp gm C2H5Br v KOH d trong C2H5OH, sau khi p xy ra hon ton, dn kh sinh ra qua dung dch brom d, thy c 8 gam Br2 tham gia phn ng . Khi lng C2H5Br tham gia phn ng l A. 1,4 gam B. 2,725 gam C. 5,45 gam D. 10,9 gam Cu 1039 t chy hon ton mt lng cht hu c cha C, H, Cl sinh ra 0,22 gam CO2 v 0,09 gam H2O. Khi phn tch nh lng clo ca cng mt lng cht bng dung dch AgNO 3, ngi ta thu c 1,435 g AgCl. CTPT ca hp cht trn l: A. CH2Cl2 B. CH3Cl C. C2H4Cl4 D. C2H4Cl2 Cu 1040 C bao nhin dn xut clo bc I l ng phn ca nhau c cng thc phn t C5H11Cl? A. 3 B. 4 C.5 D.6 Cu 1041. C bao nhiu ng phn hnh hc, mch h c cng thc phn t C3H5Br? A. 2 B.4 C.5 D.6 Cu 1042.Cht hu c c cng thc cu to sau c tn gi l g? CH3 - CH(CH3)-CHBr-CH2-CCl(CH3)-CH3 A. 2-clo-4-brom-2,5-imetylhexan B. 4-brom-2-clo-2,5-imetylhexan C. 3-brom-2-clo-2,5-imetylhexan D. 4 brom-2-clo-2,5-trimetylhexan Cu 1043. Cng thc cu to ca hp cht c tn gi: 2-metyl -3,3-iclo- 4-hexin -1 en l Cu 1044. Sp xp theo chiu gim dn nhit si:

CH3

CH3 Cl , , (A) (B) (C) A. A < B < C < D B. D < A < B < C

H C Br CH3

CH3

H C Cl CH3

CH3 CH2 Cl (D) C. A < D < C < B D. B < A < C < D

,

Cu 1045 .Nhn bit: hexylbromua, brombenzen, 1 brom but 2 en bng: A. NaOH (nhit thng), AgNO3 B. NaOH, AgNO3, Br2 C. NaOH (un si), AgNO3 D. NaOH Cu 1046 .Cht no sau y khi thu phn trong NaOH thu c anehit ? A. vinyl clorua B. etyl clorua C. benzyl clorua D. 1,2-icloetan

CH3-CH-CH=CH2CH3 Cu 1047 H?p ch?t: L s?n ph?m chnh (theo quy t?c Zai- xep) c?a ph?n ?ng lo?i HCl h?p ch?t no sau dy? A. 1- clo- 2- metyl butan. B. 2- metyl- 3- clo butan. C. 1- clo- 3- metyl butan. D. 2- clo-3-metyl butan. Cu 1048. Khi cho toluen tc dng vi clo (trong iu kin thch hp) thu c cht no sau y khng phi l sn phm chnh?A. 2-clo toluen. B. 3-clo toluen. C. 4-clo toluen. D. benzyl clorua. Cu 1049 .Phn bit C2H5Cl, CH2=CHCH2Cl, C6H5Cl bng: A. NaOH, nhit thng B. NaOH, un nng C. NaOH, AgNO3 D. H2O (un si), AgNO3 Cu 1050Cho s phn ng sau CH4 A B PVC. Cng thc ca A, B l A. C2H2, CH2=CHCl B. C2H4, CH2=CHCl C. C3H4, CH3CH=CHCl D. C2H6, CH2=CHCl Cu 1051.Cho 5 gam hn hp CH2=CHCH2Cl, C6H5CH2Cl tc dng vi dung dch NaOH d thu c 5,85 gam mui. Xc nh khi lng ru thu c: A. 3,15 gam B. 4,15 gam C. 2,15 gam D. 3,1 gam Cu 1052. un nng 3,57 gam hn hp A gm propyl clorua v phenyl clorua vi dung dch NaOH long, va , sau thm tip dung dch AgNO 3 n d vo hn hp sau phn ng thu c 2,87 gam kt ta. Khi lng phenyl clorua c trong hn hp l: A. 1 gam B. 1,57 gam C. 2 gam D. 2,57 gam Cu 1053. un nng 27,4 gam CH3CHBrCH2CH3 vi KOH d trong C2H5OH, sau khi phn ng xy ra hon ton, thu c hn hp kh X gm 2 olefin trong sn phm chnh chim 80%, sn phm ph chim 20%. t chy hon ton X thu c bao nhiu lt CO2? A. 4,48 lt B. 8,96 lt C. 11,2 lt D. 17,92 lt. Cu 1054. Quy trnh sn xut PVC theo s sau:

CH2=CH2

+ Cl2

ClCH2CH2Cl

xt,t0

CH2=CHCl

xt,t0

PVC

Tnh th tch etilen v kh clo (ktc) sn xut 1 tn PVC theo s trn, gi s H = 100%. A. 358400 lit, 358400 lit. B. 179200 lit, 358400 litC. 358400 lit, 179200 lit D. 179200 lit, 358400 lit Cu 1055 Hp cht hu c A c CTPT l C4H9Cl c s ng phn l:A. 3 B. 4 C. 5 D. 6 Cu 1056. Cht X c cng thc cu to: CH3-CH(CH3)- CHBr-CH3. X c tn gi l: A. 2-brom-3-metylbutan B. 2- metyl -3- brombutan C. 2-metyl-3-brombutan D. 2-brom- iso-pentan Cu 1057. Tn gi: 2 clo 3 metylbutan ng vi cng thc cu to no sau y?

CH3

CH CH2 CH3 Cl

A.

CH3 CH2 CH CH2 Cl CH3 B.Trang 55

CH3

Cl C. D. Cu 1058. Cho cc cht sau: phenyl clorua, benzyl clorua, ru benzylic. Nhng cht no c kh nng phn ng vi dung dch NaOH un nng. A. phenyl clorua B. benzyl clorua C. benzylic D. c 3 cht d. Cu 1059. Tm sn phm chnh trong phn ng sau y:

CH3 CH CH CH3 Cl

CH3 CH3 H2C C CH2 CH3

CH3

A.

CH2CH3

CH3 CH2 C. D. Cu 1060. T propan c th to c bao nhiu dn xut iclo? A. 2 B. 4 C. 5 D. 6 Cu 1061. Khi cho 2-metylpentan tc dng vi brom thu c sn phm chnh l dn xut monobrom no sau y? A. 2-brom-2-metylpentan. B. 3-brom-metylpentan. C.1-brom-2-metylpentan D. 4-brom-2-metylpentan Cu 1062. un si hn hp gm C2H5Br v KOH d trong C2H5OH, sau khi p xy ra hon ton, dn kh sinh ra qua dung dch brom d, thy c 8 gam Br2 tham gia phn ng . Khi lng C2H5Br tham gia phn ng l A. 1,4 gam B. 2,725 gam C. 5,45 gam D. 10,9 gam Cu 1063. t chy hon ton mt lng cht hu c cha C, H, Cl sinh ra 0,22 gam CO 2 v 0,09 gam H2O. Khi phn tch nh lng clo ca cng mt lng cht bng dung dch AgNO 3, ngi ta thu c 1,435 g AgCl. CTPT ca hp cht trn l: A. CH2Cl2 B. CH3Cl C. C2H4Cl4 D. C2H4Cl2 Cu 1064. C bao nhin dn xut clo bc I l ng phn ca nhau c cng thc phn t C5H11Cl? A. 3 B. 4 C.5 D.6 Cu 1065. C bao nhiu ng phn hnh hc, mch h c cng thc phn t C3H5Br?A.2 B.4 C.5 D.6 Cu 1066. un nng 27,4 gam CH3CHBrCH2CH3 vi KOH d trong C2H5OH, sau khi phn ng xy ra hon ton, thu c hn hp kh X gm 2 olefin trong sn phm chnh chim 80%, sn phm ph chim 20%. t chy hon ton X thu c bao nhiu lt CO2? A. 4,48 lt B. 8,96 lt C. 11,2 lt D. 17,92 lt.TUYN TP HA HU C 11 TRONG CC THI I HC CAO NG Cu 1067: Cho 4,48 lt hn hp X ( ktc) gm 2 hirocacbon mch h li t t qua bnh cha 1,4 lt dung dch Br2 0,5M. Sau khi phn ng hon ton, s mol Br2 gim i mt na v khi lng bnh tng thm 6,7 gam. Cng thc phn t ca 2 hirocacbon l (cho H = 1, C = 12) A. C2H2 v C4H6. B. C2H2 v C4H8. C. C3H4 v C4H8. D. C2H2 v C3H8. Cu 1068: Cho 15,6 gam hn hp hai ancol (ru) n chc, k tip nhau trong dy ng ng tc dng ht vi 9,2 gam Na, thu c 24,5 gam cht rn. Hai ancol l (cho H = 1, C = 12, O = 16, Na = 23) A. C3H5OH v C4H7OH. B. C2H5OH v C3H7OH. C. C3H7OH v C4H9OH. D. CH3OH v C2H5OH. Cu 1069: Clo ho PVC thu c mt polime cha 63,96% clo v khi lng, trung bnh 1 phn t clo phn ng vi k mt xch trong mch PVC. Gi tr ca k l (cho H = 1, C = 12, Cl = 35,5) A. 3. B. 6. C. 4. D. 5. Cu 1070: Ba hirocacbon X, Y, Z k tip nhau trong dy ng ng, trong khi lng phn t Z gp i khi lng phn t X. t chy 0,1 mol cht Y, sn phm kh hp th hon ton vo dung dch Ca(OH)2 (d), thu c s gam kt ta l (cho H = 1, C = 12, O = 16, Ca = 40) A. 20. B. 40. C. 30. D. 10. Cu 1071: Mt hirocacbon X cng hp vi axit HCl theo t l mol 1:1 to sn phm c thnh phn khi lng clo l 45,223%. Cng thc phn t ca X l (cho H = 1, C = 12, Cl = 35,5) A. C3H6. B. C3H4. C. C2H4. D. C4H8. Cho 6,6 gam mt anehit X n chc, mch h phn ng vi lng d AgNO3 (hoc Ag2O) trong Cu 1072: dung dch NH3, un nng. Lng Ag sinh ra cho phn ng ht vi axit HNO3 long, thot ra 2,24 lt kh NO (sn phm kh duy nht, o ktc). Cng thc cu to thu gn ca X l (cho H = 1, C = 12, O = 16) A. CH3CHO. B. HCHO. C. CH3CH2CHO. D. CH2 = CHCHO. Cu 1073: Hirat ha 2 anken ch to thnh 2 ancol (ru). Hai anken l

CH3 C CH2 CH3 Br CH3 C CH2 CH3 CH3 C CH2 CH3 OH

KOH, ancol to

B.

CH3

CH3 C CH CH3

CH3 CH CH

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A. 2-metylpropen v but-1-en (hoc buten-1). B. propen v but-2-en (hoc buten-2). C. eten v but-2-en (hoc buten-2). D. eten v but-1-en (hoc buten-1). Cu 1074: Cho 0,1 mol anehit X tc dng vi lng d AgNO3 (hoc Ag2O) trong dung dch NH3, un nng thu c 43,2 gam Ag. Hiro ho X thu c Y, bit 0,1 mol Y phn ng va vi 4,6 gam Na. Cng thc cu to thu gn ca X l (cho Na = 23, Ag = 108) A. HCHO. B. CH3CHO. C. OHC-CHO. D. CH3CH(OH)CHO. Cu 1075: Cho s + axit HCl + NaOH c (d) + Cl2 (t l mol C6H6 (benzen) X Y Z 1:1) to cao, p cao Hai cht hu c Y, Z ln lt l: Fe, to A. C6H6(OH)6, C6H6Cl6. B. C6H4(OH)2, C6H4Cl2. C. C6H5OH, C6H5Cl. D. C6H5ONa, C6H5OH. Cu 1076: Cho m gam tinh bt ln men thnh ancol (ru) etylic vi hiu sut 81%. Ton b lng CO2 sinh ra c hp th hon ton vo dung dch Ca(OH)2, thu c 550 gam kt ta v dung dch X. un k dung dch X thu thm c 100 gam kt ta. Gi tr ca m l (cho H = 1, C = 12, O = 16, Ca = 40) A. 550. B. 810. C. 650. D. 750. Cu 1077: Hn hp X gm axit HCOOH v axit CH3COOH (t l mol 1:1). Ly 5,3 gam hn hp X tc dng vi 5,75 gam C2H5OH (c xc tc H2SO4 c) thu c m gam hn hp este (hiu sut ca cc phn ng este ho u bng 80%). Gi tr ca m l (cho H = 1, C = 12, O = 16) A. 10,12. B. 6,48. C. 8,10. D. 16,20. Cu 1078: t chy hon ton a mol axit hu c Y c 2a mol CO2. Mt khc, trung ha a mol Y cn va 2a mol NaOH. Cng thc cu to thu gn ca Y l A. HOOC-CH2-CH2-COOH. B. C2H5-COOH. C. CH3-COOH. D. HOOC-COOH. Cu 1079: Dung dch HCl v dung dch CH3COOH c cng nng mol/l, pH ca hai dung dch tng ng l x v y. Quan h gia x v y l (gi thit, c 100 phn t CH3COOH th c 1 phn t in li) A. y = 100x. B. y = 2x. C. y = x - 2. D. y = x + 2. Cu 10780: Khi tch nc t mt cht X c cng thc phn t C4H10O to thnh ba anken l ng phn ca nhau (tnh c ng phn hnh hc). Cng thc cu to thu gn ca X l D. CH3CH(CH3)CH2OH. A. (CH3)3COH. B. CH3OCH2CH2CH3. C. CH3CH(OH)CH2CH3. Cu 1081Dy gm cc cht u tc dng vi AgNO3 (hoc Ag2O) trong dung dch NH3, l: A. anehit axetic, butin-1, etilen. B. anehit axetic, axetilen, butin-2. C. axit fomic, vinylaxetilen, propin. D. anehit fomic, axetilen, etilen. Cu 1082: Hn hp gm hirocacbon X v oxi c t l s mol tng ng l 1:10. t chy hon ton hn hp trn thu c hn hp kh Y. Cho Y qua dung dch H2SO4 c, thu c hn hp kh Z c t khi i vi hiro bng 19. Cng thc phn t ca X l (cho H = 1, C = 12, O = 16) A. C3H8. B. C3H6. C. C4H8. D. C3H4. Cu 1083: Khi thc hin phn ng este ho 1 mol CH3COOH v 1 mol C2H5OH, lng este ln nht thu c l 2/3 mol. t hiu sut cc i l 90% (tnh theo axit) khi tin hnh este ho 1 mol CH3COOH cn s mol C2H5OH l (bit cc phn ng este ho thc hin cng nhit ) A. 0,342. B. 2,925. C. 2,412. D. 0,456. Cu 1084: trung ha 6,72 gam mt axit cacboxylic Y (no, n chc), cn dng 200 gam dung dch NaOH 2,24%. Cng thc ca Y l (cho H = 1, C = 12, O = 16, Na = 23) A. C2H5COOH. B. CH3COOH. C. C3H7COOH. D. HCOOH. Cu 1085: t chy hon ton 0,1 mol mt axit cacboxylic