DPP NO. (JEE MAIN+ADVANCED)

Page No. 1

Q. How many of the following compounds can show resonance?

1.

O

2.

O

3.

O

NH2

4.

5.

O

6.

O

7.

N

H

O

H

8. NH

#5JEE 2022

Class XI Organic ChemistryClass XI Organic Chemistry

Max Marks: 15 10 Minutes Test

SACHIN

RANA [IITB]

Page No. 2

9.NH2

10.NH

11. Cl

12.

NH

13.

N

NH

14.

NH2

15.

SACHIN

RANA [IITB]

Page No. 3

1. Yes

2. Yes

3. Yes

4. Yes

5. Yes

6. Yes

7. Yes

8. Yes

9. No

10. Yes

11. Yes

12. Yes

13. Yes

14. Yes

15. Yes

ANSWERS

SACHIN

RANA [IITB]

DPP NO. (JEE MAIN+ADVANCED)

Page No. 1

1. Correct order of -I effect:(a) -F < -CF3

(b) -C≡CH < -C≡N(c) -C≡N > -N+≡C-

(d)

2. Which of the following does not represent thecorrect order of -I effect of the substituent?(a) -I < -Cl < -Br < -F(b) -SR < -NR2 < -OR

(c) -O+R2 > -N+R3 > -S+R2

(d) -O+R2 > -OR > -O-C6H5

3. What is the correct order of -I effect of the followinggroups?(a) -F > -Cl > -Br > -I(b) -N+H3 > -C≡C-H > -CH=CH2>H

(c) -NO2 > -CN > -CO2H > -OH(d) All

4. Which of the following order(s) is/are correct regardingthe -I effect of the substituents?(a) -I < -Br < -Cl < -F(b) -N+R3 < -O+R2 < -F

(c) -SR < -OR < -O+R2

(d) -NH2 < -NH-COCH3 < -N+R3

5. Maximum -I effect is exerted by:(a) -F(b) -OCH3

(c) -NH2

(d)N

+

CH3

CH3

CH3

N+

CH3

CH3

CH3 N+

O

O–

>

JEE 2021, 2022, 2023

Class XI Organic ChemistryClass XI Organic Chemistry #6

40 Minutes TestMax Marks: 44

SACHIN

RANA [IITB]

Page No. 2

6. The negative charge density at carbon is minimum inwhich of the following:(a) CCl3 (b) (CH3)2CH(c) C(NO2)3 (d) CH3

7. Separate +I and -I effect species among the following:(a) -COOH (b) -NO2

(c) -NH2

(d) -H3C(e) -S-R (f) -C(CH3)3

(g) -C6H5

(h) -C6H11

(i) -NO(j) -SO2-NH2

(k) -C≡C-H

8. Which functional group show more -I effect among thefollowing pairs:(a) -NH-COCH3 & -NH-COPh (b) -NH2 & -N+H3

(c) -O+H2 & -N+H3

(d) -S02-OH > -COOH(e) -CN & -COOR (f) -O+H2 & -F

9. Compare the -I effect of the following:(a) -N+(CH3)3 & -NO2

(b) -N02 & -CN(c) -CH2-Cl, -CH2Cl2 & -CCl3

(d) -COO-, -COO-COR, -C0NH2, -COOR & -COOC

10. Compare the -I effect of the following:

(a) CH

CH3

CH3 ,

CH2 CH

CH3

CH3 (b) CH2

CH2

CH2

CH3

,

CH2 CH

CH3

CH3

-

-

-

-

SACHIN

RANA [IITB]

Page No. 3

ANSWERS

1. a, b, d 2. ad 3. d 4. acd 5. d 6. c 7. (a) -I (b) -I (c) -I (d) +I (e) -I

(f ) +I (g) -I (h) +I (j)-I (k) -I

8. (a) -NH-COCH3 < -NH-COPh (b) -NH2 < -N+H3 (c) -O+H2 > -N+H3 (d)-S02-OH > -COOH (e)-CN > -COOR (f) -O+H2 > -F

9. (a) -N+(CH3)3 > -NO2 (b) -N02 > -CN (c) -CH2-Cl < -CH2Cl2 < -CCl3 (d)-F < -CF3 (e) -COCl > -COO-COR > -COOR > -C0NH2 > -COO-

10. (a) CH

CH3

CH3 CH2 CH

CH3

CH3

(b) CH2

CH2

CH2

CH3 CH2 CH

CH3

CH3

>

>

SACHIN

RANA [IITB]