Chemistry set 2, Model papers of Madhya Pradesh Board of Secondary Education, XIIth Class

7/29/2019 Chemistry set 2, Model papers of Madhya Pradesh Board of Secondary Education, XIIth Class

1/23

1

(Chemistry)

Set "B"

1 lHkh iz'u vfuok;Z gSaA

2 iz'u&i= esa fn;s x;s funsZ'k lko/kkuhiwoZd i


2/23

2

v TiO2 rFkkNaCl ------------------- inkFkZ gSaA

c vEy] {kkj rFkk yo.k ----------------------- inkFkZ gSA

l fo|qr & vIk?kV~; }kjk dksykWbMh foy;u dk vo{ksi.k -------------------dgykrk gSA

n 3d Js.kh esa mPpre vkWDlhdj.k voLFkk iznf'kZr djus okyk rRo--------------------gSA

b ,sfFky vkblks lk;ukbM] ruq [kfut vEyksa ls ty vi?kVu ij ------------- ------------------------------------nsrk gSA

Fill in the blanks -

(a) TiO2 and NaCl are .......................... substances

(b) Acid, base and salt are................................................

(c) The precipitation of a colloidal solution by an electrolyte is known as ..................

(d) In 3d series maximum oxidation number is shown by an element is .......................

(e) On hydrolysis of Ethyl Isocynide in Presence of dilute mineral acids

gives...................

Give answer in one sentence

i fLVy ftlesa /kuk;u bysDVkWu ds lewg esa mifLFkr gksrs gSA

ii tc dksbZ nzo fdlh xSl esa ifjf{kIr gksdj dksykWbMh foy;u cukrk gS rcbls dgrs gS A

iii gkuZ flYoj dk lw= gSA A

iv fof'"V izfrjks/k dk O;qRde D;k dgykrk gSA

v Vkyqbu dk l/kwe ukbfnzd vEy }kjk ukbVhdj.k djus ij dkSu lk mRikn

izkIr gksrk gSSA


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3

(i) Crystals in which cation electrons are present in its sea

(ii) When any liquid is dispersed in gas forming a colloidal solution will be known

as-

(iii) Formula of Horn silver is

(iv) The reciprocal of specific resistance is ?

(v) Which product is obtained by the nitration of toluence with conc. HNO3

3- izR;sd oLrqfu"B iz'u esa fn;s x;s fodYiksa esa ls lgh mRrj pqudj fyf[k, %&

Write the correct answer from the given options provided in every objective type

question.

i 7 izdkj ds ii 14 izdkj ds

iii 3 izdkj ds iv vla[; izdkj ds

Total Crystal Laties are of -

(i) 14 Types (ii) 7 Types

(iii) 3 Types iv Inneumerous Types

Which of the following forms (+) ve sol.

(i) Au (ii) AS2S3

(iii) Fe (OH)3 iv lkcqu Soap

l fuEufyf[kr esa dkSu lk vEy lokZf/kd nqcZy gksrk gSA

Which of the following acid is weakest acid.

(i) HI (ii) HBr

(iii) HCl (iv) HF


4/23

4

i XykbdkslkbM ca/k ii U;wfDyvkslkbM ca/k

iii Xykbdkstu ca/k iv isIVkbM ca/k

The bond present in polysacharides & monosacharides is-

(i) Glycocide bond (ii) Nucleotide bond

(iii) Glycogen bond (iv) Peptide bond

i ,aVhik;jsfVd ii ,aVheysj;k

iii ,aVhcSDVhfj;k iv ,aVhV;wcjdqyj

(E) Chloroquine is the example of -

(i) Antipyretic (ii) Anti Malariya

(iii) Anti Bacteria (iv) Anti Tuburucular

v ljy /kuh; tkyd (i) csathu Mkb ,tksfu;eDyksjkbM

c os foy;u] ftuesa foys; dh ek=kvR;kf/kd gksrh gSA

(ii) N2O

l ;hLV esa mifLFkr ,Utkbe (iii) Vkbfyu

n galkus okyh xSl (iv) lkUnz foy;u

b ;qXeu vfHkf;k (v) 1

(vi) laHkkxh feJ.k

(vii) NaCl

(viii) bUoVsZt


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5

Match the following -

(A) (B)

(a) Simple cubic crystals (i) Banzene diazonium chloride

(b) Solutions in which solute is in a largequantity (ii) N2O

(c) Enzyme present in yeast (iii) Tyline

(d) Laughing gas (iv) Concentrate solution

(e) Coupling reaction (v) 1

(vi) Homogeneous mixture

(vii) NaCl

(viii) Invertage

Give any four uses of photo chemical reactions

(OR)

What is law of mass action ?

(i) ywuj dkfLVd

(ii) dSyksey

(iii) ckDlkbV

(iv) gsesVkbV

Write the chemical formula of the following compounds

(i) Lunar Caustic

(ii) Calomel

(iii) Bauxite

(iv) Haematite


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6

(OR)

i HktZuii izxyu

iii 'kqf)dj.k dh fo|qrh; fof/k

Define the following terms with examples

(i) Roasting

(ii) Smelting

(iii) Electrolytic Refining

Explain the manufacture of Ozone by Sieman Halske's Ozonizer process and draw

labelled diagram.

vFkok(OR)

i uke o lw= ii m"eh; LFkkf;Ro

iii vipk;d iv vEyh; xq.k

Explain hydrides of oxygen family on the following points -

(i) Name and formula (ii) Thermalstability

(iii) Reducing property (iv) Acidic property

Describe the two main chemical properties of noble gases.

vFkok(OR)AB5 AB7

Explain hybridization in AB5 and AB7 type of inter halogen compounds and draw their

structure.


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7

i physV ii vkWxsZuks esVsfyd dEIkkm.M

Explain with example -

(i) Chelate (ii) Organo-metalic compounds

(OR)

Explain Ionisation isomerism and linkage isomerism in co-ordination compounds.

Give the method for the preparation of freon, properties and uses.

vFkok(OR)

On Heating chlorobenzene and chloral in presence of Concentrate sulphuric acid, name

the compound formed, chemical equation and write its uses.

i

What change in colour is observed in phenol in presence of oxygen explain with

the help of a chemical reaction.

iiHow can we obtained phenol from benzene diazonium chloride ?

vFkok(OR)

i

Why methanol is soluble in water while Iodo Methane is not soluble.

ii

Why Alcohols behave like weak Alkalies ?


8/23

8

Describe the method for the preparation of acetone in laboratory and give the chemical

equation with Labelled diagram

vFkok(OR)

i

What is tollen's regent write its reaction with acetaldehyde.

ii

Write method of preparation of urotropine and its formula & uses.

Write a brief note on nucleic acids

vFkok(OR)

i ii

Explain protein under following heads -

i Primary Structure ii Denaturing of protein

What are Antacids ? describe their main role ?

(OR)

Taxsh shila & Nalanda Universities were famous in which field In which state both

these places are located ?

Give any five differences between osmosis and diffusions


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9

(OR)

NaCl

Why Osmotic pressure of NaCl solution is more than the Glucose solution of same

concentration ? Explain it.

Give Nerst's equation for an electrode potential.

vFkok(OR)

LiBrLi

+

Br-

38.7 S cm2

mol-1

78.40 S

cm2

mol-1

What are weak electrolytes ? Give an example. Find out molar conductivity of Li Br

eqous solution at infinitee dilution when ionic conductances of Li+ ion and Br- ion are

38.7 S cm2 mol-1 and 78.40 S cm2 mol-1

v /kkfRod y{k.k c vk;uu tkZ l vkWDlhdj.k voLFkk,a

Define the following terms for transitional metals

(a) Metallic Character (b) Ionic energies (c) Oxidation members

vFkok(OR)

KMNO4

v {kkjksa ds lkFk c vEyh; KI l vEyh; Qjsl lYQsV

n vkWDlfyd vEy b vEyh; SO2

What happens when KMnO4 reactswith (Give chemical equations only)

(a) With Allalies (b) Acidic KI (c) Acedic FeSO4

(d) Oxalic Acid (e) Acidic SO2


10/23

10

(Chemistry)

(Modal Answer)

Set "B"1- v izfrpqacdh; 1$1$1$1$15

c fo|qr vi?kV; izR;sd lgh ij

l LdUnu 1 vad vkoafVr gS

n MneSaxuht

b izkFkfed vehu

v /kkfRod fLVy 1$1$1$1$15

c tSy

l flYoj DyksjkbMAgCln fof'k"V pkydrk

b TNT

3- v i 14 izdkj ds 1$1$1$1$15c ii Fe (OH)3

l iv Hf

n i XykbdkslkbM

b i izksdsu

4- v V 1$1$1$1$15c IV

l VIII

n (II)

b (I)


11/23

i izdk'k la'ys"k.k esa ii QksVksxzkQh esa

;g fu;e xqYM cxZ ,oa okxs us fn;kA bl fu;e ds vuqlkj ^^vfHkf;k dk osxvfHkdkjdksa ds lf; nzO;eku ds lekuqikrh gksrk gS**A ;fn vfHkf;k esa ,d lsvf/kd vfHkdkjd gksa rks vfHkf;k dk osx vfHkdkjd ds lf; nzO;eku dsxq.kuQy dslekuqikrh gksrk gSA

11

2 1 2 ,n A n B M C M D+ +

vxz vfHkf;k dk osx [ ] [ ] [ ] [ ]1 2 1 2

1

n n n n

A B K A B =

i'p vfHkf;k dk osx [ ] [ ] [ ] [ ]1 2 1 22m m m m

C D K C D =

lkE;koLFkk ij

vxz vfHkf;k dk osx i'p vfHkf;k dk osx

[ ] [ ] [ ] [ ]1 2 11 2n n m m2

K A B K C D=

[ ] [ ]

[ ] [ ]

1 2

1 2

1

2

m m

n n

C DK

K A B=

[ ] [ ]

[ ] [ ]

1 2

1 2

m m

C n n

C DK

A B=

ywujdkfLVd 3AgNO

dSyksey 2 2Hg Cl

ckWDlkbM 2 3 22Al O H O

gsesVkbV 2 3Fe o


12/23

i tc fdlh v;Ld dks ok;qdh mifLFkfr esa xeZ fd;k tkrk gS rksbl f;k dks HktZu dgrs gSA

mnkgj.k ds fy;s %& m/okZ/kj fjVkVZ fof/k esa ftad CysaMh v;Ld dks xeZdjukA

ii HkftZr vFkok lkafnzr v;Ld dks xkyd ds lkFk HkV~Vh esa xeZdjus dh izf;k izxyu dgykrh gSA

mnkgj.k ds fy;s %& dkWij /kkrq dk okR;kHkV~Vh esa fu"d"kZ.k

iii tc fdlh /kkrqdks fo|qr vi?kVu fof/k }kjk 'kksf/kr fd;k

tkrk gS rks bl 'kqf)dj.k dks fo|qrh; fof/k dgrs gSaA

mnkgj.k ds fy;s %& dkij ds 'kks/ku dh fo/kqrh; fof/kA

7- vkstksu ds vf/kd ek=k esa cukus ds fy;s ;g

fof/k mi;ksx dh tkrh gSa bl fof/k esa


13/23

vkDlhtu ifjokj ds gkbMkbMksa dk o.kZu fuEufyf[kr gSA

i

ty gkbMkstu lYQkbM2H O 2H S

lsysfu;e gkbMkbM VsY;wfj;e gkbMkbM2 eH S 2 eH T

ii m"eh; LFkkf;Ro %& bu gkbMkbMksa dk m"eh;LFkkf;Ro ijek.kq ekad c


14/23

mnkgj.k ds fy;sIF5

mRrj %&i dhysV tc fdlh layXuh ea nks;k nks ls vf/kdnkrk ijek.kqgksrs gSa tks

fdlh ,d /kkrqvk;u ds lkFk milgla;kstd ca/k cukrs gSA ftlls ,d

oy;kdkj lajpuk izkIr gksrh gS] ftls dhysV dgrs gSA

14


15/23

ii dkcZ/kkfRod ;ksfxd %& ,sls ;ksfxd ftuesa dkcZfud lewg dk dkcZu ijek.kq/kkrq ijek.kqls vkcaf/kr gksrk gS] dkcZ/kkfRod ;ksfxd dgykrs gSaA mnkgj.k%& ds fy;s VsVk ,fFkySM TEL] fxxukMZ vfHkdeZd RMgX vkfnA ;s;ksfxd vR;ar mi;skxh gksrs gSa tSls TEL dk mi;ksx viLQksVu jks/kh ds

:i esa gksrk gSAvFkok

i vk;uhdj.k leko;ork %& ,sls ;ksfxd ftuds v.kq lw= leku gksa] ijarqfoy;u esa fHkUu&fHkUu izdkj ds vk;u nsrs gksa] vk;uhdj.k leo;oh dgykrsgSa rFkk ;g ?kVuk vk;uhdj.k leko;ork dgykrh gSA mnkgj.k ds fy;s &

15

4 ( ) ( )2

2

3 4 35 5Co NH Br SO Co NH Br SO

+

( ) ( )3 4 3 45 5Co NH SO Br Co NH SO Br +

ii ca/ku leko;ork %& ;g leko;ork ml le; iznf'kZr gksrh gS tc ,d ghyhxsUM dsUnzh; vk;u ls nks fHkUu&fHkUu izdkj ls tqM+ ldrk gSA mnkgj.kds fy;s &

,oa( )3 25Co NH NO Cl 2

( )3 25Co NH ONO Cl

C.F.C.

cukus dh fof/k %& hvku dks ,.Vheuh VkbyksjkbM vkSj dkcZuVsVkDyksjkbM dks SbCl5mRizsjd dh mifLFkfr esa xeZ djds cuk;k tkrk gSA

5

4 3 2 23 3

SbclCCl SbF CCl F SbCl+ + 3

xq.k %& ;g vfo"kSyk] vToyu'khy] jaxghu] xa/kghu rFkk vf; inkFkZ gSA

mi;ksx %& hvku dkk mi;ksx jshtjsVj esa iz'khrd ds :i esa fd;k tkrkgSA 1 vad

vFkok


16/23

16

4tc Dyksjkscsathu dks Dyksjy ds lkFk lkUnz dh mifLFkfr eska xeZ

fd;k tkrk gS rks DDT izkIr gksrk gSA DDT dk iwjk uke MkbZDyksjksMkbZQsfuy VkbDyksjks ,Fksu gSA

2H SO

;g ,d izcy dhVk.kquk'kh gS ijarq xje jDr okys tUrqvksa ds fy;s ;g de

fo"kSyk gksrk gSA bldk mi;ksx dhVuk'kd ds :i esa fd;k tkrk gSA

-i ok;qe.Myh; vkWDlhtu ok;q }kjk QhukWy ds vkWDlhdj.k ls cStksfDouksu

ckurk gS] tks xqykch jax dk gksrk gSA cStksfDouksu iqu% QhukWy ls f;k

djds QhuksfDouksu cukrk gSA

ii csUthu Mkb,tksfu;e DyksjkbM ds foy;u dks Hkki }kjk vklou djus ls

QhukWy izkIr gksrk gS & ;g f;k vEyh; ek/;e esa gksrh gSA


17/23

i esFksukWy ,d /kzqoh; v.kq gS] tks ty ds v.kqvksa dks lkFk gkbMkstu ca/k cukrk

gSA vr% ty esa foys; gS] tcfd vk;ksMksehFksu ty ds v.kqvksa ds lkFk

gkbMkstu ca/k ugha curkA vr% vfoys; gSA

ii blds fuEufyf[kr dkj.k gSaA %&

i vf/kd _.k fo|qrh gksus ds dkj.k vkWDlhtu ij _.kkos'k mRiUu djrk

gSA

ii ,fYdy lewg dk $ izHkko vkWDlhtu dks vf/kd _.kkRed cukrk gSA

iii vkWDlhtu ij ,dkadh bysDVku ;qXe gksrk gSA vr% ;g nqcZy {kkj ds

leku O;ogkj djrk gSA

3 33

3 3

Shushk AswanCH Coo CH Ca Co CaCo

CH Coo CH

> > +

i flYoj ukbVsV dk veksfu;e esa cuk foy;u VkWysu

vfHkdeZd dgykrk gSA blesa f;kRed Hkkx gksrk gSA ;g

,sflVsfYMgkbM] Xywdkst vkfn ;kSfxdksa ls f;k dj jtr niZ.k cukrk gSA

2Ag O

17


18/23

18

3

2

3 24 +

2

3 4AgNO NH OH+

3 4 4AgNO NH OH AgOH NH NO+ +

( )4 3 22AgOH NH OH Ag NH OH H O + +

( )3 3 322 2CH CHO Ag NH OH CH COOH Ag NH H O + + +

ii

( )3 2 466 4 6HCHO NH CH N H O+ +

i

ii

i isUVkst 'kdZjk

ii fo"keph; ukbVkstu ;qDr {kkj

iii QkLQksfjd vEy

i RNA jkbcks U;qfDy;d vEy

ii DNA Mh&vkDlhjkbcks U;qfDy;d vEy

;s vuqokaf'kdh; y{k.kksa dks larku esa igqapkus okys rFkk izksVhu ds tSo

la'ys"k.k esa Hkkx ysrs gSaA


19/23

19

i izksVhu dh izkFkfed lajpuk %& izksVhuksa esa ,ehuksa vEy ,d fuf'pr e esa

gksrk gS izR;sd izksVhu ,ehuksa vEy dk ,d fof'k"V e ls feydj cuk gksrk

gS tks mlds tSfod egRo ds fy;s ftEesnkj gksrk gSA izksVhuksa esa fdlh ,d

,ehuksa vEy dk e cnyus ls izksVhu dh tSfod f;kfof/k cny tkrh gSA

tSls gheksXysfcu e cny nsus ij izHkkoghu&

ii izksVhu ds ewy Lo:i dks u"V djuk izksVhu dk fod`frdj.k

dgykrk gSA tSls & XyksC;wyj izksVhu dks mPp rkie ij xje djus ls ;g

LdfUnr gksdj js'ksnkj izksVhu nsrk gSA tks ty esa v?kqyu'khy gksrk gSAfodfrdj.k izksVhu dh izkFkfed lajpuk dks izHkkfor ugha djrk gSA

v.Mk esa tks lQsn ,YC;qfeu izksVhu gksrk gS mls ikuh esa

mckyus ij og v?kqyu'khy Bksl js'ksnkj izksVhu esa cny tkrk gSA

pH

HCl

izkphu dky ds r{kf'kyk fo'ofo|ky; ,oa ukyUnk fo'ofo|ky; dh LFkkiuk dk

ewy mn~ns'; ckS) /keZ dh f'k{kk iznku djuk Fkk ijarq dykarj esa ;gka ij vusd

oSKkfudksa us v/;;u ,oa vuqla/kku fd;s ftuesa izeq[k uke ukxktqZu pjd vkfn gSaA


20/23

;s nksuksa fo'ofo|ky; izkphu le; ds fcgkj jkT; esa fLFkr FksA r{kf'kyk orZeku

ikfdLrku ds jkoyfi.Mh ls 30 fd-eh- nwj fLFkr gS ,oa ukyank fo'ofo|ky; iVuk

ls 90 fd-eh- nwj jktfxjh ds fudV fLFkr gSA

1- ijklj.k ds fy, v)ZikjxE;f>Yyh vfuok;Z gSA

1- folj.k esa v)ZikjxE; f>Yyhvko';d ugha gSA

2- foyk;d de lkanzrk lsvf/kdlkanzrk dh vksj izokfgr

gksrk gSA

2- folj.k esa foys; ds d.k] vf/kdlkanzrk ls de lkanzrk dh vksj

xeu djrs gSaA

3- dsoy foyk;d dsd.k gh xfrdjrs gSaA

3- foyk;d rFkk foys; nksuksa dsd.k xfr dj ldrs gSaA

4- ijklj.k dh f;k dsoy nzoksa esagksrh gSA

4- folj.k nzo rFkk xSl nksuksa esagksrk gSA

5- fd'kfe'k dk Qwyuk 5- xSlksa dk QSyuk

uksV % vU; lgh fcUnq fy[kus ij vad fn;s tk;saxsA

ijklj.k nkc %& fdlh foy;u dks v)Z ikjxE; f>Yyh }kjk foyk;d ls i`Fkd

j[kk tk;s rks ijklj.k jksdus ds fy;s de ls de ftruk nkc ckgjh foy;u ij

yxkuk iM+rk gS] og ml foy;u dk ijklj.k nkc dgykrk gSA

CRT=

ijklj.k nkc ,d v.kqla[;d xq.k gS tks v.kqvksa dh la[;k ij fuHkZj djrk gSA

foy;u esa foys; ds v.kqvksa vFkok vk;uksa dh la[;k ftruh vf/kd gksxh] ijklj.k

nkc mruk gh vf/kd gksxkA

v.kqvksa dh la[;k muds la;kstu ,oa fo;kstu ij fuHkZj djrh gSA

20


21/23

NaCl tc foys; ds :i esa foy;u esa ?kksyk tkrk gS rks mldk fo;kstu gks tkrk

gS vkSj vk;u cu tkrs gSaA vk;uksa dh la[;k vf/kd gksus ds dkj.k ijklj.k nkc

vf/kd gksrk gSA tcfd Xywdkst dk foy;u esa fo;kstu ugha gksrk blfy;s mldk

ijklj.k nkc NaClfoy;u dh rqyuk esa de gksrk gSA

298 K IM

21


22/23

os fo|qr vi?kV~; ftudk tyh; foy;u esa cgqr de vk;uu gksrk gS rFkk

vR;kf/kd ruqdjus ij Hkh iw.kZ vk;uu ugha gksrs] nqcZy fo|qr vi?kV~; dgykrs

gSaA mnkgj.k &

i

i Bksl

ii m"ek o fo|qr ds pkyd

iii vk?kkro/kZuh;rk ,oa rU;rk

iv pednkj

ii lae.k rRoksa dh vk;uu tkZ S-Cykd ds rRoksa ls vf/kd

,oaP-Cykd ds rRoksa ls de gksrh gSA vk;uu tkZ dk eku ijek.kqvksa ds

vkdkj ij fuHkZj djrk gSA 3-d Js.kh esa tSls tSls vkxs c


23/23

iii lae.k rRo ifjorhZ vkDlhdj.k voLFkk iznf'kZr

djrs gSa D;ksafd buds ckgjh d{kd esaS-d{kd ds lkFk&lkFkd-d{kd ds

bysDVku Hkh la;ksth bysDVkuksa ds leku dk;Z djrs gSaA 3d Js.kh esaZn ds

vykok lHkh rRo ,d ls vf/kd vkDlhdj.k voLFkk iznf'kZr djrs gSaA bldk

dkj.k ;g gS fd /kkrqvksa esa(n-1)d d{kd vkSjns d{kd dh tkZvksa dk

varj cgqr de gksrk gSA

i {kkjksa ds lkFk f;k%&

2

4

25

4 2 42 2KMno KOH K MnO H O O+ + +

ii vEyh; KI

4 2 4 22 8 10 6Kmno H So KI K SO+ +

4 22 8MnSO H O I+ +

iii vEyh; Qsjl lYQsV %&

( )4 2 4 4 2 4 4 2 4 232 8 10 2 5 8KMnO H SO FesO K SO MnSO Fe SO H O+ + + + +

iv vkDtsfyd vEy %&

4 2 4 2 2 4

2 4 4 2 2

2 3 5

2 8 10

Kmno H SO C H O

K SO MnSO H O CO

+ +

+ + +

v vEyh; %&2So

4 2 22 4 4 2 4

2 2

2 2

Kmno SO H O

K SO MnSO H SO

+ +

+ +

Documents

Chemistry set 2, Model papers of Madhya Pradesh Board of Secondary Education, XIIth Class