CBSE Board Paper 2023 | Chemistry Class 12 - NEET PDF Download

 Page 1


    
56/1/1 1 P.T.O. 
narjmWu àíZ-nÌ H$moS> >H$mo CÎma-nwpñVH$m Ho$ 
_wI-n¥ð >na Adí` {bIo§ & 
Candidates must write the Q.P. Code 
on the title page of the answer-book. 
 
 Series HFG1E/1 
 àíZ-nÌ H$moS>    
   
 
 
Q.P. Code   
amob Z§. 
Roll No. 
 
 
agm`Z {dkmZ (g¡ÕmpÝVH$) 
CHEMISTRY (Theory) 
: 3 : 70 
Time allowed : 3 hours Maximum Marks : 70 
 
 H¥$n`m Om±M H$a b| {H$ Bg àíZ-nÌ _o§ _w{ÐV n¥ð> 19 h¢ & 
 àíZ-nÌ _| Xm{hZo hmW H$s Amoa {XE JE àíZ-nÌ H$moS> H$mo narjmWu CÎma-nwpñVH$m Ho$ _wI-n¥ð> 
na {bI| & 
 H¥$n`m Om±M H$a b| {H$ Bg àíZ-nÌ _| >35 àíZ h¢ & 
 H¥$n`m àíZ H$m CÎma {bIZm ewê$ H$aZo go nhbo, CÎma-nwpñVH$m _| àíZ H$m H«$_m§H$ 
Adí` {bI| & 
 Bg  àíZ-nÌ  15 {_ZQ >H$m g_` {X`m J`m h¡ &  àíZ-nÌ H$m {dVaU 
10.15 ~Oo {H$`m OmEJm &  10.15 ~Oo go 10.30 ~Oo VH$ N>mÌ Ho$db àíZ-nÌ H$mo 
-nwpñVH$m na H$moB© CÎma Zht {bI|Jo & 
 Please check that this question paper contains 19 printed pages. 
 Q.P. Code given on the right hand side of the question paper should be 
written on the title page of the answer-book by the candidate. 
 Please check that this question paper contains 35 questions. 
 Please write down the serial number of the question in the  
answer-book before attempting it. 
 15 minute time has been allotted to read this question paper. The question 
paper  will  be  distributed  at 10.15 a.m. From 10.15 a.m. to 10.30 a.m., 
the students will read the question paper only and will not write any 
answer on the answer-book during this period. 
56/1/1
 
SET-1 
* 
Page 2


    
56/1/1 1 P.T.O. 
narjmWu àíZ-nÌ H$moS> >H$mo CÎma-nwpñVH$m Ho$ 
_wI-n¥ð >na Adí` {bIo§ & 
Candidates must write the Q.P. Code 
on the title page of the answer-book. 
 
 Series HFG1E/1 
 àíZ-nÌ H$moS>    
   
 
 
Q.P. Code   
amob Z§. 
Roll No. 
 
 
agm`Z {dkmZ (g¡ÕmpÝVH$) 
CHEMISTRY (Theory) 
: 3 : 70 
Time allowed : 3 hours Maximum Marks : 70 
 
 H¥$n`m Om±M H$a b| {H$ Bg àíZ-nÌ _o§ _w{ÐV n¥ð> 19 h¢ & 
 àíZ-nÌ _| Xm{hZo hmW H$s Amoa {XE JE àíZ-nÌ H$moS> H$mo narjmWu CÎma-nwpñVH$m Ho$ _wI-n¥ð> 
na {bI| & 
 H¥$n`m Om±M H$a b| {H$ Bg àíZ-nÌ _| >35 àíZ h¢ & 
 H¥$n`m àíZ H$m CÎma {bIZm ewê$ H$aZo go nhbo, CÎma-nwpñVH$m _| àíZ H$m H«$_m§H$ 
Adí` {bI| & 
 Bg  àíZ-nÌ  15 {_ZQ >H$m g_` {X`m J`m h¡ &  àíZ-nÌ H$m {dVaU 
10.15 ~Oo {H$`m OmEJm &  10.15 ~Oo go 10.30 ~Oo VH$ N>mÌ Ho$db àíZ-nÌ H$mo 
-nwpñVH$m na H$moB© CÎma Zht {bI|Jo & 
 Please check that this question paper contains 19 printed pages. 
 Q.P. Code given on the right hand side of the question paper should be 
written on the title page of the answer-book by the candidate. 
 Please check that this question paper contains 35 questions. 
 Please write down the serial number of the question in the  
answer-book before attempting it. 
 15 minute time has been allotted to read this question paper. The question 
paper  will  be  distributed  at 10.15 a.m. From 10.15 a.m. to 10.30 a.m., 
the students will read the question paper only and will not write any 
answer on the answer-book during this period. 
56/1/1
 
SET-1 
* 
    
56/1/1 2 
: 
: 
(i) 35 
(ii)  
(iii) 1 18 
(iv) 19 25 
(v) 26 30 
(vi) 31 32 
(vii) 33 35 
(viii) 2 2 
2 2 
(ix) 
IÊS> H$ 
1 18 18 1=18 
1. ~hþbH$m| Am¡a àmoQ>rZm| Ho$ _moba Ðì`_mZ {ZYm©aU Ho$ {bE {ZåZ{b{IV _| go H$m¡Z-gm 
AUwg§»` JwUY_© à`wº$ hmoVm h¡ ?  
(a) namgaU Xm~ 
(b) {h_m§H$ _| AdZ_Z  
(c) dmîn Xm~ H$m Amno{jH$ AdZ_Z 
(d) `Z 
2. A{YH$ D±$MmB© dmbr OJhm| na ahZo dmbo bmoJm| Ho$ é
{ZåZ hmoZo H$m H$maU h¡ : 
(a)   
(b) {ZåZ Vmn   
(c) {ZåZ dm`w_§S>br` Xm~   
(d)  
Page 3


    
56/1/1 1 P.T.O. 
narjmWu àíZ-nÌ H$moS> >H$mo CÎma-nwpñVH$m Ho$ 
_wI-n¥ð >na Adí` {bIo§ & 
Candidates must write the Q.P. Code 
on the title page of the answer-book. 
 
 Series HFG1E/1 
 àíZ-nÌ H$moS>    
   
 
 
Q.P. Code   
amob Z§. 
Roll No. 
 
 
agm`Z {dkmZ (g¡ÕmpÝVH$) 
CHEMISTRY (Theory) 
: 3 : 70 
Time allowed : 3 hours Maximum Marks : 70 
 
 H¥$n`m Om±M H$a b| {H$ Bg àíZ-nÌ _o§ _w{ÐV n¥ð> 19 h¢ & 
 àíZ-nÌ _| Xm{hZo hmW H$s Amoa {XE JE àíZ-nÌ H$moS> H$mo narjmWu CÎma-nwpñVH$m Ho$ _wI-n¥ð> 
na {bI| & 
 H¥$n`m Om±M H$a b| {H$ Bg àíZ-nÌ _| >35 àíZ h¢ & 
 H¥$n`m àíZ H$m CÎma {bIZm ewê$ H$aZo go nhbo, CÎma-nwpñVH$m _| àíZ H$m H«$_m§H$ 
Adí` {bI| & 
 Bg  àíZ-nÌ  15 {_ZQ >H$m g_` {X`m J`m h¡ &  àíZ-nÌ H$m {dVaU 
10.15 ~Oo {H$`m OmEJm &  10.15 ~Oo go 10.30 ~Oo VH$ N>mÌ Ho$db àíZ-nÌ H$mo 
-nwpñVH$m na H$moB© CÎma Zht {bI|Jo & 
 Please check that this question paper contains 19 printed pages. 
 Q.P. Code given on the right hand side of the question paper should be 
written on the title page of the answer-book by the candidate. 
 Please check that this question paper contains 35 questions. 
 Please write down the serial number of the question in the  
answer-book before attempting it. 
 15 minute time has been allotted to read this question paper. The question 
paper  will  be  distributed  at 10.15 a.m. From 10.15 a.m. to 10.30 a.m., 
the students will read the question paper only and will not write any 
answer on the answer-book during this period. 
56/1/1
 
SET-1 
* 
    
56/1/1 2 
: 
: 
(i) 35 
(ii)  
(iii) 1 18 
(iv) 19 25 
(v) 26 30 
(vi) 31 32 
(vii) 33 35 
(viii) 2 2 
2 2 
(ix) 
IÊS> H$ 
1 18 18 1=18 
1. ~hþbH$m| Am¡a àmoQ>rZm| Ho$ _moba Ðì`_mZ {ZYm©aU Ho$ {bE {ZåZ{b{IV _| go H$m¡Z-gm 
AUwg§»` JwUY_© à`wº$ hmoVm h¡ ?  
(a) namgaU Xm~ 
(b) {h_m§H$ _| AdZ_Z  
(c) dmîn Xm~ H$m Amno{jH$ AdZ_Z 
(d) `Z 
2. A{YH$ D±$MmB© dmbr OJhm| na ahZo dmbo bmoJm| Ho$ é
{ZåZ hmoZo H$m H$maU h¡ : 
(a)   
(b) {ZåZ Vmn   
(c) {ZåZ dm`w_§S>br` Xm~   
(d)  
    
56/1/1 3 P.T.O. 
General Instructions : 
Read the following instructions carefully and strictly follow them : 
(i) This question paper contains 35 questions. All questions are compulsory.  
(ii) This question paper is divided into five Sections  A, B, C, D and E.  
(iii) In Section A  Questions no. 1 to 18 are multiple choice (MCQ) type questions, 
carrying 1 mark each.  
(iv) In Section B  Questions no. 19 to 25 very short answer (VSA) type questions, 
carrying 2 marks each.  
(v) In Section C  Questions no. 26 to 30 are short answer (SA) type questions, 
carrying 3 marks each. 
(vi) In Section D  Questions no. 31 and 32 are case-based questions carrying  
4 marks each.  
(vii) In Section E  Questions no. 33 to 35 are long answer (LA) type questions 
carrying 5 marks each.   
(viii) There is no overall choice. However, an internal choice has been provided in  
2 questions in Section B, 2 questions in Section C, 2 questions in Section D and 
2 questions in Section E.  
(ix) Use of calculators is not allowed.  
SECTION A 
Questions no. 1 to 18 are Multiple Choice (MCQ) type Questions, carrying  
1 mark each.  18 1=18 
1. The colligative property used for the determination of molar mass of 
polymers and proteins is : 
(a) Osmotic pressure  
(b) Depression in freezing point  
(c) Relative lowering in vapour pressure  
(d) Elevation is boiling point  
2. Low concentration of oxygen in the blood and tissues of people living at 
high altitude is due to :  
(a) high atmospheric pressure  
(b) low temperature  
(c) low atmospheric pressure  
(d) both low temperature and high atmospheric pressure  
Page 4


    
56/1/1 1 P.T.O. 
narjmWu àíZ-nÌ H$moS> >H$mo CÎma-nwpñVH$m Ho$ 
_wI-n¥ð >na Adí` {bIo§ & 
Candidates must write the Q.P. Code 
on the title page of the answer-book. 
 
 Series HFG1E/1 
 àíZ-nÌ H$moS>    
   
 
 
Q.P. Code   
amob Z§. 
Roll No. 
 
 
agm`Z {dkmZ (g¡ÕmpÝVH$) 
CHEMISTRY (Theory) 
: 3 : 70 
Time allowed : 3 hours Maximum Marks : 70 
 
 H¥$n`m Om±M H$a b| {H$ Bg àíZ-nÌ _o§ _w{ÐV n¥ð> 19 h¢ & 
 àíZ-nÌ _| Xm{hZo hmW H$s Amoa {XE JE àíZ-nÌ H$moS> H$mo narjmWu CÎma-nwpñVH$m Ho$ _wI-n¥ð> 
na {bI| & 
 H¥$n`m Om±M H$a b| {H$ Bg àíZ-nÌ _| >35 àíZ h¢ & 
 H¥$n`m àíZ H$m CÎma {bIZm ewê$ H$aZo go nhbo, CÎma-nwpñVH$m _| àíZ H$m H«$_m§H$ 
Adí` {bI| & 
 Bg  àíZ-nÌ  15 {_ZQ >H$m g_` {X`m J`m h¡ &  àíZ-nÌ H$m {dVaU 
10.15 ~Oo {H$`m OmEJm &  10.15 ~Oo go 10.30 ~Oo VH$ N>mÌ Ho$db àíZ-nÌ H$mo 
-nwpñVH$m na H$moB© CÎma Zht {bI|Jo & 
 Please check that this question paper contains 19 printed pages. 
 Q.P. Code given on the right hand side of the question paper should be 
written on the title page of the answer-book by the candidate. 
 Please check that this question paper contains 35 questions. 
 Please write down the serial number of the question in the  
answer-book before attempting it. 
 15 minute time has been allotted to read this question paper. The question 
paper  will  be  distributed  at 10.15 a.m. From 10.15 a.m. to 10.30 a.m., 
the students will read the question paper only and will not write any 
answer on the answer-book during this period. 
56/1/1
 
SET-1 
* 
    
56/1/1 2 
: 
: 
(i) 35 
(ii)  
(iii) 1 18 
(iv) 19 25 
(v) 26 30 
(vi) 31 32 
(vii) 33 35 
(viii) 2 2 
2 2 
(ix) 
IÊS> H$ 
1 18 18 1=18 
1. ~hþbH$m| Am¡a àmoQ>rZm| Ho$ _moba Ðì`_mZ {ZYm©aU Ho$ {bE {ZåZ{b{IV _| go H$m¡Z-gm 
AUwg§»` JwUY_© à`wº$ hmoVm h¡ ?  
(a) namgaU Xm~ 
(b) {h_m§H$ _| AdZ_Z  
(c) dmîn Xm~ H$m Amno{jH$ AdZ_Z 
(d) `Z 
2. A{YH$ D±$MmB© dmbr OJhm| na ahZo dmbo bmoJm| Ho$ é
{ZåZ hmoZo H$m H$maU h¡ : 
(a)   
(b) {ZåZ Vmn   
(c) {ZåZ dm`w_§S>br` Xm~   
(d)  
    
56/1/1 3 P.T.O. 
General Instructions : 
Read the following instructions carefully and strictly follow them : 
(i) This question paper contains 35 questions. All questions are compulsory.  
(ii) This question paper is divided into five Sections  A, B, C, D and E.  
(iii) In Section A  Questions no. 1 to 18 are multiple choice (MCQ) type questions, 
carrying 1 mark each.  
(iv) In Section B  Questions no. 19 to 25 very short answer (VSA) type questions, 
carrying 2 marks each.  
(v) In Section C  Questions no. 26 to 30 are short answer (SA) type questions, 
carrying 3 marks each. 
(vi) In Section D  Questions no. 31 and 32 are case-based questions carrying  
4 marks each.  
(vii) In Section E  Questions no. 33 to 35 are long answer (LA) type questions 
carrying 5 marks each.   
(viii) There is no overall choice. However, an internal choice has been provided in  
2 questions in Section B, 2 questions in Section C, 2 questions in Section D and 
2 questions in Section E.  
(ix) Use of calculators is not allowed.  
SECTION A 
Questions no. 1 to 18 are Multiple Choice (MCQ) type Questions, carrying  
1 mark each.  18 1=18 
1. The colligative property used for the determination of molar mass of 
polymers and proteins is : 
(a) Osmotic pressure  
(b) Depression in freezing point  
(c) Relative lowering in vapour pressure  
(d) Elevation is boiling point  
2. Low concentration of oxygen in the blood and tissues of people living at 
high altitude is due to :  
(a) high atmospheric pressure  
(b) low temperature  
(c) low atmospheric pressure  
(d) both low temperature and high atmospheric pressure  
    
56/1/1 4 
3. {ZåZ{b{IV A{^{H«$`m Ho$ {bE ghr gob {Zê$nU h¡ : 
  Zn + 2Ag
+
  Zn
2+
 + 2Ag 
(a) 2Ag  Ag
+
  Zn  Zn
2+
  
(b) Ag
+
  Ag  Zn
2+
  Zn 
(c) Ag  Ag
+
  Zn  Zn
2+ 
(d) Zn  Zn
2+
  Ag
+
  Ag 
4. EH$ ñdV: àd{V©V A{^{H«$`m Ho$ {bE G Am¡a 
gob
E hm|Jo : 
(a) YZmË_H$, G$UmË_H$   (b) G$UmË_H$, G$UmË_H$  
(c) G$UmË_H$, YZmË_H$$  (d) YZmË_H$, YZmË_H$   
5. {ZåZ{b{IV _| go H$m¡Z-gm CËàoaH$ go à^m{dV hmoVm h¡ ? 
(a) H (b) G 
(c) E
a
 (d) S  
6. H
2 
(g) + Cl
2 
(g) 
h
 2HCl (g)  Ho$ {bE A{^{H«$`m H$mo{Q> h¡ : 
(a) 2   (b) 1  
(c) 0$   (d) 3$   
7. b¢WoZm°BS> H$s gdm : 
(a) + 2 (b) + 3 
(c) + 4 (d) + 6    
8. `m¡{JH$ [Co(SO
4
) (NH
3
)
5
] Br  Am¡a  [Co(Br) (NH
3
)
5
] SO
4
 {Zê${nV H$aVo h¢ : 
(a) Y«wdU g_md`dVm   (b) ~§YZr g_md`dVm  
(c) Am`ZZ g_md`dVm  (d) Cnghg§`moOZ g_md`dVm 
9. EopëH$b âbwAmoamBS> H$m g§íbofU g~go AÀN>r Vah go àmßV {H$`m OmVm h¡ : 
(a) _wº$ _ybH$m| go (b) ñdmQ>©²µO A{^{H«$`m go 
(c) g¢S>_m`a A{^{H«$`m go (d) q\$Ho$bñQ>rZ A{^{H«$`m go 
10. A{^{H«$`m R  OH + HCl 
2
ZnCl
 RCl + H
2
O _| EoëH$mohm°b H$s A{^{H«$`merbVm 
H$m ghr H«$_ h¡ ?  
(a) 1 < 2 < 3 (b) 1 > 3 > 2
 
(c) 1 > 2 > 3 (d) 3 > 1 > 2
 
Page 5


    
56/1/1 1 P.T.O. 
narjmWu àíZ-nÌ H$moS> >H$mo CÎma-nwpñVH$m Ho$ 
_wI-n¥ð >na Adí` {bIo§ & 
Candidates must write the Q.P. Code 
on the title page of the answer-book. 
 
 Series HFG1E/1 
 àíZ-nÌ H$moS>    
   
 
 
Q.P. Code   
amob Z§. 
Roll No. 
 
 
agm`Z {dkmZ (g¡ÕmpÝVH$) 
CHEMISTRY (Theory) 
: 3 : 70 
Time allowed : 3 hours Maximum Marks : 70 
 
 H¥$n`m Om±M H$a b| {H$ Bg àíZ-nÌ _o§ _w{ÐV n¥ð> 19 h¢ & 
 àíZ-nÌ _| Xm{hZo hmW H$s Amoa {XE JE àíZ-nÌ H$moS> H$mo narjmWu CÎma-nwpñVH$m Ho$ _wI-n¥ð> 
na {bI| & 
 H¥$n`m Om±M H$a b| {H$ Bg àíZ-nÌ _| >35 àíZ h¢ & 
 H¥$n`m àíZ H$m CÎma {bIZm ewê$ H$aZo go nhbo, CÎma-nwpñVH$m _| àíZ H$m H«$_m§H$ 
Adí` {bI| & 
 Bg  àíZ-nÌ  15 {_ZQ >H$m g_` {X`m J`m h¡ &  àíZ-nÌ H$m {dVaU 
10.15 ~Oo {H$`m OmEJm &  10.15 ~Oo go 10.30 ~Oo VH$ N>mÌ Ho$db àíZ-nÌ H$mo 
-nwpñVH$m na H$moB© CÎma Zht {bI|Jo & 
 Please check that this question paper contains 19 printed pages. 
 Q.P. Code given on the right hand side of the question paper should be 
written on the title page of the answer-book by the candidate. 
 Please check that this question paper contains 35 questions. 
 Please write down the serial number of the question in the  
answer-book before attempting it. 
 15 minute time has been allotted to read this question paper. The question 
paper  will  be  distributed  at 10.15 a.m. From 10.15 a.m. to 10.30 a.m., 
the students will read the question paper only and will not write any 
answer on the answer-book during this period. 
56/1/1
 
SET-1 
* 
    
56/1/1 2 
: 
: 
(i) 35 
(ii)  
(iii) 1 18 
(iv) 19 25 
(v) 26 30 
(vi) 31 32 
(vii) 33 35 
(viii) 2 2 
2 2 
(ix) 
IÊS> H$ 
1 18 18 1=18 
1. ~hþbH$m| Am¡a àmoQ>rZm| Ho$ _moba Ðì`_mZ {ZYm©aU Ho$ {bE {ZåZ{b{IV _| go H$m¡Z-gm 
AUwg§»` JwUY_© à`wº$ hmoVm h¡ ?  
(a) namgaU Xm~ 
(b) {h_m§H$ _| AdZ_Z  
(c) dmîn Xm~ H$m Amno{jH$ AdZ_Z 
(d) `Z 
2. A{YH$ D±$MmB© dmbr OJhm| na ahZo dmbo bmoJm| Ho$ é
{ZåZ hmoZo H$m H$maU h¡ : 
(a)   
(b) {ZåZ Vmn   
(c) {ZåZ dm`w_§S>br` Xm~   
(d)  
    
56/1/1 3 P.T.O. 
General Instructions : 
Read the following instructions carefully and strictly follow them : 
(i) This question paper contains 35 questions. All questions are compulsory.  
(ii) This question paper is divided into five Sections  A, B, C, D and E.  
(iii) In Section A  Questions no. 1 to 18 are multiple choice (MCQ) type questions, 
carrying 1 mark each.  
(iv) In Section B  Questions no. 19 to 25 very short answer (VSA) type questions, 
carrying 2 marks each.  
(v) In Section C  Questions no. 26 to 30 are short answer (SA) type questions, 
carrying 3 marks each. 
(vi) In Section D  Questions no. 31 and 32 are case-based questions carrying  
4 marks each.  
(vii) In Section E  Questions no. 33 to 35 are long answer (LA) type questions 
carrying 5 marks each.   
(viii) There is no overall choice. However, an internal choice has been provided in  
2 questions in Section B, 2 questions in Section C, 2 questions in Section D and 
2 questions in Section E.  
(ix) Use of calculators is not allowed.  
SECTION A 
Questions no. 1 to 18 are Multiple Choice (MCQ) type Questions, carrying  
1 mark each.  18 1=18 
1. The colligative property used for the determination of molar mass of 
polymers and proteins is : 
(a) Osmotic pressure  
(b) Depression in freezing point  
(c) Relative lowering in vapour pressure  
(d) Elevation is boiling point  
2. Low concentration of oxygen in the blood and tissues of people living at 
high altitude is due to :  
(a) high atmospheric pressure  
(b) low temperature  
(c) low atmospheric pressure  
(d) both low temperature and high atmospheric pressure  
    
56/1/1 4 
3. {ZåZ{b{IV A{^{H«$`m Ho$ {bE ghr gob {Zê$nU h¡ : 
  Zn + 2Ag
+
  Zn
2+
 + 2Ag 
(a) 2Ag  Ag
+
  Zn  Zn
2+
  
(b) Ag
+
  Ag  Zn
2+
  Zn 
(c) Ag  Ag
+
  Zn  Zn
2+ 
(d) Zn  Zn
2+
  Ag
+
  Ag 
4. EH$ ñdV: àd{V©V A{^{H«$`m Ho$ {bE G Am¡a 
gob
E hm|Jo : 
(a) YZmË_H$, G$UmË_H$   (b) G$UmË_H$, G$UmË_H$  
(c) G$UmË_H$, YZmË_H$$  (d) YZmË_H$, YZmË_H$   
5. {ZåZ{b{IV _| go H$m¡Z-gm CËàoaH$ go à^m{dV hmoVm h¡ ? 
(a) H (b) G 
(c) E
a
 (d) S  
6. H
2 
(g) + Cl
2 
(g) 
h
 2HCl (g)  Ho$ {bE A{^{H«$`m H$mo{Q> h¡ : 
(a) 2   (b) 1  
(c) 0$   (d) 3$   
7. b¢WoZm°BS> H$s gdm : 
(a) + 2 (b) + 3 
(c) + 4 (d) + 6    
8. `m¡{JH$ [Co(SO
4
) (NH
3
)
5
] Br  Am¡a  [Co(Br) (NH
3
)
5
] SO
4
 {Zê${nV H$aVo h¢ : 
(a) Y«wdU g_md`dVm   (b) ~§YZr g_md`dVm  
(c) Am`ZZ g_md`dVm  (d) Cnghg§`moOZ g_md`dVm 
9. EopëH$b âbwAmoamBS> H$m g§íbofU g~go AÀN>r Vah go àmßV {H$`m OmVm h¡ : 
(a) _wº$ _ybH$m| go (b) ñdmQ>©²µO A{^{H«$`m go 
(c) g¢S>_m`a A{^{H«$`m go (d) q\$Ho$bñQ>rZ A{^{H«$`m go 
10. A{^{H«$`m R  OH + HCl 
2
ZnCl
 RCl + H
2
O _| EoëH$mohm°b H$s A{^{H«$`merbVm 
H$m ghr H«$_ h¡ ?  
(a) 1 < 2 < 3 (b) 1 > 3 > 2
 
(c) 1 > 2 > 3 (d) 3 > 1 > 2
 
    
56/1/1 5 P.T.O. 
3. The correct cell to represent the following reaction is :  
  Zn + 2Ag
+
  Zn
2+
 + 2Ag  
(a) 2Ag  Ag
+
  Zn  Zn
2+
  
(b) Ag
+
  Ag  Zn
2+
  Zn 
(c) Ag  Ag
+
  Zn  Zn
2+ 
(d) Zn  Zn
2+
  Ag
+
  Ag 
4. G and 
cell
E for a spontaneous reaction will be : 
(a) positive, negative (b) negative, negative 
(c) negative, positive (d) positive, positive  
5. Which of the following is affected by catalyst ?  
(a) H (b) G 
(c) E
a
 (d) S  
6. The order of the reaction 
  H
2 
(g) + Cl
2 
(g) 
h
 2HCl (g)  is : 
(a) 2 (b) 1 
(c) 0 (d) 3  
7. The most common and stable oxidation state of a Lanthanoid is : 
(a) + 2 (b) + 3 
(c) + 4 (d) + 6  
8. The compounds [Co(SO
4
) (NH
3
)
5
] Br  and  [Co(Br) (NH
3
)
5
] SO
4
 represent : 
(a) optical isomerism (b) linkage isomerism 
(c) ionisation isomerism (d) coordination isomerism  
9. The synthesis of alkyl fluoride is best obtained from : 
(a) Free radicals (b) Swartz reaction 
(c) Sandmeyer reaction (d) Finkelstein reaction  
10. In the reaction R  OH + HCl 
2
ZnCl
 RCl + H
2
O, what is the correct 
order of reactivity of alcohol ? 
(a) 1 < 2 < 3 (b) 1 > 3 > 2 
(c) 1 > 2 > 3 (d) 3 > 1 > 2