KIM TRA CHT LNG NM HC 2013-2014 - LN I THI MN: HA HC Thi gian lm
bi: 90 pht
H, tn th
sinh:...................................................................................................SBD:
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I. PHN CHUNG CHO TT C CC TH SINH ( 40 cu, t cu 1 n cu 40): Cu 1.
Cho 500 ml dung dch H3PO4 0,5M phn ng hon ton vi 400 ml dung dch
cha NaOH 0,625M v Ba(OH)2 0,5M, tng khi lng mui to thnh l:A.
47,40B. 53,73C. 42,75D. 57,00 Cu 2. Cng thc hp cht kh vi hiro ca
nguyn t R l RH4. Trong oxit cao nht c 46,667% R v khi lng. Thnh phn
phn trm v khi lng ca oxi trong hiroxit ng vi oxit cao nht ca R l:A.
53,333%B. 35,897%C. 61,538%D. 51,613% Cu 3. C 42,7 gam cao su
buna-N phn ng va ht vi 48 gam brom trong bezen. T l mt xch butaien
v acrilonitrin trong cao su buna-N trn l:A. 3 : 4B. 1 : 2C. 3 : 5D.
2 : 3 Cu 4. Cho dy cc hp cht sau: phenol(1), etanol( 2), nc( 3),
axit etanoic(4), axit clohiric( 5), axit metanoic( 6), axit
oxalic(7), ancol proylic( 8). Th t tng dn tnh axit l:A. ( 3),( 8),(
2),(1),(4),( 6),(7),( 5)B. ( 8),( 2),( 1),(3),(4),( 6),(7),( 5) C.
( 8),( 2),( 3),(1),(4),( 6),(7),( 5)D. ( 8),( 2),( 3),(1),(7),(
4),(6),( 5) Cu 5. Hn hp X gm tt c cc este thuc loi hp cht thm l ng
phn cu to ca nhau ng vi cng thc phn t C8H8O2. Cho X tc dng vi dung
dch NaOH d, un nng. Tng s mui v tng s ancol trong dung dch sau phn
ng ln lt l:A. 5; 1B. 5; 2C. 6; 1D. 7; 2 Cu 6. Hn hp G gm glyxin v
axit glutamic. Cho 3,69 gam hn hp G vo 100 ml dung dch HCl 0,5M c
dung dch Z. Dung dch Z phn ng va vi 100 ml dung dch KOH 1M. Thnh
phn phn trm theo khi lng ca glyxin v axit glutamic trong hn hp G ln
lt l:A. 40,65% v 59,35%B. 60,17% v 39,83%C. 30,49% v 69,51%D.
20,33% v 79,67% Cu 7. Hn hp X gm HCHO( 0,15 mol) v anehit Y. t chy
hon ton hn hp X thu c 12,32 lt ( ktc) CO2 v m gam H2O. Mt khc, nu
cho hn hp X tc dng vi lng d dung dch AgNO3/NH3 thu c ti a 1,40 mol
Ag. Gi tr ca m l:A. 5,40B. 8,10C. 6,30D. 9,90 Cu 8. Trong qu trnh
tch phenol ra khi hn hp phenol, benzen, anilin th t cc ha cht c s
dng l:A. NaOH, HClB. H2O, CO2C. HCl, Br2D. Br2, HCl Cu 9. Cho
propan-1,2,3- triol tc dng vi hn hp gm: axit panmitic, axit stearic
v axit oleic ( vi xc tc H+). S triglixerit ti a c th to thnh l:A.
9B. 12C. 18D. 27 Cu 10. Trong cc nguyn t v ion sau: Ne, Na, Mg, Al,
Al3+, Mg2+, Na+, O2-, F-, ht c bn knh ln nht v ht c bn knh nh nht
ln lt l:A. Na, Al3+B. Na, NeC. O2-, Na+D. Al3+, O2- Cu 11. Cho 61,5
gam hn hp gm etylen glicol v ancol n chc, mch h X tc dng vi Na d
thu c 13,44 lt ( ktc) hiro. Lng kh hiro do X sinh ra gp 3 ln lng kh
hiro do etylen glicol sinh ra. Tn gi ca X l:A. Ancol vinylicB.
Ancol isopropylicC. Ancol anlylicD. Propen-3-ol Cu 12. S ng phn cu
to bc 1 ca amin ng vi cng thc phn t C4H11N l:A. 5B. 4C. 8D. 7 Cu
13. Cho 10,8 gam Al tan ht trong dung dch HNO3 thy to thnh 0,15 mol
mt sn phm kh duy nht. S nguyn t c s oxi ha gim trong qu trnh trn l
:A. 1,806.1022B. 1,806.1023 hoc 0,903.1023C. 1,806.1023D. 9,03.1022
Cu 14. Hn hp X gm axetilen ( 0,15 mol), vinylaxetilen (0,1 mol),
etilen ( 0,1 mol) v hiro ( 0,4 mol). Nung X vi xc tc niken mt thi
gian thu c hn hp Y c t khi i vi hiro bng 12,7. Hn hp Y phn ng va vi
dung dch cha a mol Br2. Gi tr ca a l:A. 0,35B. 0,25C. 0,45D. 0,65
Cu 15. X phng ha han ton 16,4 gam hn hp hai este n chc cn 250 ml
dung dch NaOH 1M. Sau phn ng, c cn dung dch thu c hn hp hai ancol
ng ng k tip v mt mui duy nht. Thnh phn phn trm v khi lng ca hai
este trong hn hp l:A. 51,064% v 48,936%B. 67,683% v 32,317% C. 60%
v 40% D. 54,878% v 45,122% Cu 16. Cho 25 gam hn hp gm hai mui ca
hai kim loi kim hai chu k k tip( mt mui sunfit v mt mui hirosunfit)
tan hon ton trong dung dch HCl d thy thot ra 5,6 lt( ktc) kh duy
nht. Hai kim loi l:A. K, RbB. Li , NaC. Na, KD. Rb, Cs Cu 17. Cho m
gam kali vo 300 ml dung dch ZnSO4 0,5M thy khi lng dung dch sau phn
ng tng 5,3 gam. Gi tr ca m l:A. 11,70B. 17,55C. 15,60D. 5,46 Cu 18.
Ha tan hon ton x mol mt oxit st trong dung dch H2SO4 long, d thu c
dung dch A. Chia A lm 2 phn bng nhau:- Phn 1: Cho tc dng vi dung
dch NaNO3 d, un nng thy thot ra 1,12 lt( ktc) NO l sn phm kh duy
nht(dung dch sau phn ng vn cn d axit) .- Ngm vo phn 2 mt l ng mng,
sau phn ng thy khi lng l kim loi gim m gam. Gi tr ca m v x ln lt
l:A. 19,2 v 0,3B. 19,2 v 0,15C. 4,8 v 0,3D. 9,6 v 0,3
Cu 19. Cn bng : 2SO2(k) + O2(k) 2SO3(k) c thc hin 450o C, vi xc
tc V2O5. Pht biu sai khi ni v cn bng trn l:A. Khi thm kh O2 vo h s
lm cho cn bng chuyn dch theo chiu thun .B. Khi tng nng SO3 th hng s
cn bng KC tngC. Khi gim th tch ca h th t khi ca hn hp kh i v hiro
tngD. Khi ly cht xc tc V2O5 ra khi h phn ng, tc phn ng thun v tc
phn ng nghch u gim Cu 20. nhn bit cc l mt nhn ng cc dung dch v cht
lng: glixerol, glucoz, anilin, anbumin, alanin, ta ln lt dng cc ha
cht sau:A. Cu(OH)2, ri un nng nh, sau dng dung dch Br2B. Dung dch
AgNO3/NH3, dung dch HCl, dung dch Br2C. Dung dch CuSO4, dung dch
H2SO4, dung dch Br2D. Dung dch Br2, HNO3 c, qu tm Cu 21. Cho phng
trnh ha hc: Mg + HNO3 Mg(NO3)2 + NO + N2O + N2 + H2O ( Bit t l th
tch NO:N2O:N2 = 27:2:11). Sau khi cn bng phng trnh ha hc trn vi h s
cc cht l nhng s nguyn ti gin th h s ca H2O l:A. 520B. 53C. 207D.
260 Cu 22. Nhit phn hon ton 66,75 gam hn hp gm Fe(NO3)2 v NaNO3
trong bnh kn khng cha khng kh, kh to ra c hp th hon ton vo nc thu c
dung dch ch cha mt cht tan. Thnh phn phn trm v khi lng ca cc cht
trong hn hp rn sau phn ng l:A. 80,9% v 19,1%B. 82,26% v 17,74%C.
69,87% v 30,13%D. 67,92% v 32,08% Cu 23. Trong s cc cht:
phenylamoni clorua, natri phenolat, vinyl clorua, anlyl clorua,
benzyl clorua, phenyl clorua, phenyl benzoat, t nilon-6, propyl
clorua, ancol benzylic, alanin, tripeptit Gly-Gly-Val, m- crezol, s
cht phn ng c vi dung dch NaOH long, un nng l:A. 8B. 9C. 7D. 10 Cu
24. Cho cc tinh th sau: nc , nc kh, than ch, mui n, silic, iot,
photpho trng, ng knh, glyxin, st, thch anh, lu hunh t phng, axit
photphoric. S tinh th thuc loi tinh th nguyn t v thuc loi tinh th
phn t ln lt l:A. 4 v 6B. 2 v 9C. 3 v 9D. 3 v 7 Cu 25. t chy hon ton
a gam lu hunh ri cho sn phm sc qua 200 ml dung dch NaOH bM thu c
dung dch X. Chia X lm hai phn bng nhau. Phn 1 cho tc dng vi dung
dch CaCl2 d thy xut hin c gam kt ta. Phn 2 cho tc dng vi dung dch
nc vi trong d thy xut hin d gam kt ta. Bit d > c. Mi quan h gia
a v b l: A. a < 3,2b < 2aB. a < 6,4b < 2aC. b > 6,4a
hoc b < 3,2aD. b > 6,4a Cu 26. Hn hp A gm C2H2, C3H6 v C4H10(
s mol C2H2 bng s mol C4H10). Sn phm thu c do t chy hon ton m gam A
c hp th ht vo dung dch Ba(OH)2 d, sau phn ng khi lng dung dch gim
27 gam. Gi tr ca m l:A. 1,92B. 2,48C. 2,80D. 2,28 Cu 27. Nh rt t t
250 ml dung dch X ( cha Na2CO3 0,4M v KHCO3 0,6M) vo 500 ml dung
dch HCl 0,5M v khuy u, thy thot ra V lt CO2( ktc). Ga tr ca V l:A.
3,36B. 4,00C. 4,48D. 3,92 Cu 28. Thnh phn phn trm v khi lng ca clo
trong mui v c MCln l 66,355%. Pht biu sai l:A. MCln thuc loi hp cht
ionB. Dung dch MCln c th lm qu tm ha C. Trong MCln tn ti lin kt cho
nhnD. Cho 0,2 mol MCln tc dng vi dung dch NaOH (va ) thu c 0,2 mol
kt ta Cu 29. Cho C2H3Cl3 tc dng vi dung dch NaOH d, un nng, thu c
cht hu c X. Cht X, Y, Z tham gia phn ng theo s sau: X Y Z Phenyl
axetat . Cc cht X, Y, Z ln lt l:A. Natri axetat, axit axetic,
anhirit axeticB. Natri axetat, axit axetic, benzophenonC.
2-Hiroxietanal, 2-cloetanal, axetyl cloruaD. Axit axetic, axetyl
clorua, anhirit axetic Cu 30. Thy phn 5,13 gam mantoz vi hiu sut
a%, sau tin hnh phn ng trng bc ( hiu sut 100%) i vi dung dch sau
phn ng thu c 4,374 gam Ag. Ga tr ca a l:A. 67,5B. 35C. 30D. 65,7 Cu
31. in phn dung dch cha 0,03 mol FeCl3 vi cng dng in I = 2,5A trong
thi gian t giy thy khi lng catt tng 1,12 gam. Ga tr ca t l:A.
1544B. 2702C. 2316D. 772 Cu 32. Cho 25,2 gam Fe tc dng vi Cl2, sau
khi phn ng xy ra hon ton thu c cht rn X. Ha tan hon ton X vo nc thu
c dung dch Y. C cn dung dch Y thu c 67,8 gam mui khan. Thnh phn phn
trm v khi lng mi cht trong X l:A. 71,90% v 28,10%B. 95,87% v
4,13%C. 37,17% v 62,83%D. 66,67% v 33,33% Cu 33. S hp cht ng vi cng
thc phn t C4H11NO3 u tc dng c vi dung dch NaOH v dung dch HCl( khi
tc dng vi dung dch NaOH d ch to ra mt mui v c duy nht) l:A. 6B. 3C.
5D. 4 Cu 34. Dung dch X gm 5 loi ion sau: Mg2+, Ca2+, Ba2+, Cl-(
0,1 mol) v NO-3 ( 0,2 mol). kt ta hon ton cc ion kim loi c trong X
cn ti thiu V (ml) dung dch K2CO3 1M. Ga tr ca V l:A. 150B. 100C.
200D. 300 Cu 35. Pht biu sai l:A. Gia cc phn t nc trng thi lng v
trng thi rn u tn ti lin kt hiro lin phn tB. NH3 l phn t phn cc v to
c lin kt hiro vi nc nn d tan trong ncC. Trong cc hirohalogenua, cht
c nhit si cao nht l HFD. Cc phn t: CCl4, NH3, H2O, HCl, H2S, H2O2,
SO2, SO3 u l phn t phn cc Cu 36. T khi hi ca hn hp 2 anehit X, Y i
vi heli bng 14,5 vi mi t l gia X v Y. Cho 17,4 gam hn hp X v Y( s
mol X bng s mol Y) tc dng vi lng d dung dch AgNO3/NH3 thu c s mol
Ag ti a l:A. 0,8B. 0,6C. 0,9D. 1,2 Cu 37. lm sch mui n c ln tp cht:
CaCl2, MgCl2, BaCl2 , cn dng hai ha cht l:A. Dung dch Na2CO3 v dung
dch HClB. Dung dch NaOH v dung dch AgNO3C. Dung dch NaOH v dung dch
H2SO4D. Dung dch Na2SO4 v dung dch HCl Cu 38. Cho m gam Al tan ht
vo dung dch cha NaNO3 v KOH( un nng) thy thot ra hn hp kh X( gm 2
kh) c t khi i vi H2 bng 4,75. Lng kh X trn c th kh c ti a 30 gam
CuO. Ga tr ca m l:A. 13,5B. 33,75C. 12,15D. 14,85 Cu 39. Cho dung
dch Fe(NO3)2 ln lt tc dng vi cc dung dch: Na2S; H2S; H2SO4( long);
H2SO4( c); CH3NH2; Na[Al(OH)4]; AgNO3; Na2CO3; Br2. S trng hp xy ra
phn ng ha hc l:A. 7B. 9C. 6D. 8 Cu 40. Trong s cc cht: iot, photpho
trng, photpho , lu hunh, cao su thin nhin, cht bo, naphtalen,
alanin, brom,s cht d tan trong benzen l:A. 7B. 8C. 5D. 6
II.PHN RING [10 cu]: Th sinh ch c lm mt trong hai phn ( phn A
hoc phn B) A. Theo chng trnh Chun(10 cu, t cu 41 n cu 50): Cu 41.
Hn hp X gm hai oxit kim loi Na2O v RO. Cho hn hp X vo nc c dung dch
X1. Nh t t dung dch H2SO4 vo dung dch X1, sau mt thi gian c kt ta
X2 v dung dch X3. Cho dung dch HCl d vo kt ta X2, thy kt ta tan ht.
Nh dung dch KOH vo dung dch X3, li thy xut hin kt ta. Kim loi R
l:A. MgB. BaC. ZnD. Ca Cu 42. t chy hon ton m gam mui ca mt axit
cacboxylic ch thu c Na2CO3( 0,1 mol) v CO2( 0,1 mol). Ga tr ca m
l:A. 16,6B. 8,3C. 6,7D. 13,4 Cu 43. t chy hon ton m gam mt ancol
thu c 0,45 mol CO2 v 0,6 mol H2O. S cng thc cu to ancol tha mn bi
ton l:A. 6B. 2C. 5D. 4 Cu 44. 30oC, phn ng: aA + bB cC + dD, kt thc
sau 40 pht. Bit rng, c tng nhit ln 10oC th tc phn ng tng ln 2 ln.
Nu thc hin phn ng 60oC th phn ng trn kt thc sau:A. 30 phtB. 20
phtC. 10 phtD. 5 pht Cu 45. Cho cc cu sau:(1) in phn dung dch FeSO4
vi hai in cc Pt, sau mt thi gian dng in phn ( nng Fe2+ gim), ngt
ngun in v ni hai in cc bng mt dy dn th xy ra s n mn in ha hc v n mn
ha hc(2) Nhng thanh Fe vo dung dch CuSO4 th lc u xy ra s n mn ha hc
sau xy ra ng thi s n mn ha hc v n mn in ha hc(3) in phn dung dch
CuSO4 vi anot lm bng Cu hoc bng Zn th anot u b tan dn(4) Mt tm tn (
st trng km) b xy xt, trong khng kh m b n mn in ha hc th km b n mn
trc Cc cu ng l:A. (1), (2), (3), (4)B. (1), (2), (4)C. (2), (3),
(4)D. (3), (4) Cu 46. Khi thy phn hon ton 1 mol pentapeptit thu c 3
mol glyxin, 1 mol alanin v 1 mol phenylalanin. Khi thy phn khng hon
ton th trong hn hp sn phm c cc ipeptit Ala-Gly, Gly-Ala m khng c
Phe-Gly. Pentapeptit
l:A.Gly-Gly-Ala-Gly-PheB.Gly-Ala-Gly-Phe-AlaC.Gly-Ala-Gly-Phe-GlyD.Phe-Gly-Ala-Gly-Gly
Cu 47. Cho m gam xenluloz tc dng va vi 56,7 gam HNO3 c trong hn hp
HNO3 c v H2SO4 c, to thnh 97,2 gam hn hp X gm xenluloz initrat v
xeluloz trinitrat. Ga tr m v thnh phn phn trm v khi lng ca xenluloz
initrat trong X ln lt l:A. 56,7 v 61,11%B. 40,5 v 61,11%C. 56,7 v
38,89%D. 57,6 v 38,89% Cu 48. trung ha 15,9 gam hn hp A (gm mt axit
cacboxylic n chc v mt axit cacboxylic hai chc) cn V ml dung dch
NaOH 0,5M. C cn dung dch sau phn ng thu c 23,6 gam cht rn khan. Ga
tr ca V l:A. 700B. 350C. 175D. 400 Cu 49. Trng hp no sau y dung dch
chuyn t mu da cam sang mu vng:A.Cho dung dch H2SO4 long vo dung dch
K2CrO4 B.Cho dung dch KOH vo dung dch K2Cr2O7C.Cho dung dch KOH vo
dung dch K2CrO4D.Cho dung dch H2SO4 long vo dung dch K2Cr2O7 Cu 50.
Polime no di y c iu ch bng phng php trng ngng:A. T nilon-6 t axit
-aminocaproicB. Poli(metyl metacrylat)C. T capron t caprolactamD. T
nitron
B. Theo chng trnh Nng cao (10 cu, t cu 51 n cu 60): Cu 51. Tin
hnh phn ng thun nghch trong bnh kn dung tch 1 lt: CO(k) + Cl2(k)
COCl2( k). nhit khng i, nng cn bng ca cc cht tng ng l:[ CO] =
0,02M; [ Cl2] = 0,01M; [ COCl2] = 0,02M. Bm thm vo bnh 0,03 mol
Cl2, nng ca Cl2 trng thi cn bng mi l:A. 0,03MB. 0,035MC. 0,025MD.
0,04M Cu 52. C hai thanh kim loi Zn v Cu ni vi nhau bng dy dn, v
cng nhng vo dung dch H2SO4 long thy c hin tng sau: bt kh thot ra
chm thanh Zn nhng li thot ra rt nhanh thanh Cu. Vy kt lun no sau y
v th nghim trn l ng?A. Zn b n mn ha hc, Cu b n mn in ha hc, tc n mn
in ha hc ln hnB. Zn ch b n mn in ha hc vi tc ln, Cu khng b n mnC.
Zn va b n mn ha hc, va b n mn in ha hc, nhng tc n mn in ha hc nh
hnD. Zn va b n mn ha hc, va b n mn in ha hc, nhng tc n mn in ha hc
ln hn Cu 53. t chy hon ton m gam mui ca mt axit cacboxylic ch thu c
K2CO3( 0,15 mol) v CO2( 0,15 mol). Ga tr ca m l:A. 20,10B. 24,90C.
12,45D. 49,80 Cu 54. Cho m gam xenluloz tc dng va vi 37,8 gam HNO3
c trong hn hp HNO3 c v H2SO4 c, to thnh 99,9 gam hn hp X gm
xenluloz mononitrat v xeluloz initrat. Ga tr m v thnh phn phn trm v
khi lng ca xenluloz initrat trong X ln lt l:A. 72,9 v 37,84%B. 62,1
v 37,80%C. 72,9 v 38,74%D. 72,9 v 62,16% Cu 55. Polime no di y c iu
ch bng phng php trng hp:A. T lapsan B. Poli( ure-fomanehit) C. T
capron t caprolactam D. Nha rezit Cu 56. Khi thy phn hon ton 1 mol
pentapeptit thu c 3 mol alanin, 1 mol valin v 1 mol glyxin. Khi thy
phn khng hon ton th trong hn hp sn phm c cc ipeptit Gly-Ala,
Ala-Gly v tripeptit Ala-Ala-Val. Pentapeptit
l:A.Gly-Ala-Val-Ala-AlaB.Gly-Ala-Ala-Val-Ala
C.Ala-Gly-Val-Ala-AlaD.Ala-Gly-Ala-Ala-Val Cu 57. in tch ht nhn
nguyn t R l +38,448.10-19C. Pht biu ng l:A. trng thi c bn, nguyn t
R c 4 electron c thnB. R2O3 khng tan trong dung dch NaOH long nhit
thngC. RO3 l oxit bazD. R(OH)3 khng tan c trong dung dch KOH long
Cu 58. trung ha 18,1 gam hn hp X (gm mt axit cacboxylic n chc v mt
axit cacboxylic hai chc) cn V ml dung dch KOH 0,5M. C cn dung dch
sau phn ng thu c 33,3 gam cht rn khan. Ga tr ca V l:A. 800B. 400C.
200D. 1380 Cu 59. t chy hon ton m gam mt ancol ( c kh nng ha tan c
Cu(OH)2 to thnh dung dch mu xanh) thu c 0,3 mol CO2 v 0,4 mol nc. S
cng thc cu to ancol tha mn bi ton l:A. 1B. 2C. 3D. 4 Cu 60. Hp kim
X gm Au, Ag, Cu. Cho 47,8 gam hp kim X tc dng vi nc cng toan d, sau
phn ng thu c 5,376 lt kh NO ( l sn phm kh duy nht, ktc); 8,61 gam
kt ta Y v dung dch Z. Thnh phn phn trm v khi lng ca Au trong hp kim
X l:A. 92,73% B. 82,43% C. 61,82% D. 86,55%
