NCERT Class 12 Chemistry Solutions Amines

NCERT Class 12 Chemistry Solutions Amines - NCERT Solutions prepared for CBSE students by the best teachers in Delhi. 

Class XII  Chemistry

Chapter 13 – Amines

Question 1:

(i) Write structures of different isomeric amines corresponding to the molecular formula, C4H11N

(ii) Write IUPAC names of all the isomers.

(iii) What type of isomerism is exhibited by different pairs of amines?

 

Question 2:

How will you convert?

(i) Benzene into aniline

(ii) Benzene into N, N-dimethylaniline 

(iii) Cl−(CH2)4−Cl into hexan-1, 6-diamine?

 

Question 3:

Arrange the following in increasing order of their basic strength:

(i) C2H5NH2, C6H5NH2, NH3, C6H5CH2NH2 and (C2H5)2NH

(ii) C2H5NH2, (C2H5)2NH, (C2H5)3N, C6H5NH2

(iii) CH3NH2, (CH3)2NH, (CH3)3N, C6H5NH2, C6H5CH2NH2.

 

Question 4:

Complete the following acid-base reactions and name the products:

(i) CH3CH2CH2NH2 + HCl

(ii) (C2H5)3N + HCl

 

Question 5:

Write reactions of the final alkylation product of aniline with excess of methyl iodide in the presence of sodium carbonate solution.

 

Question 6:

Write chemical reaction of aniline with benzoyl chloride and write the name of the product obtained.

 

Question 7:

Write structures of different isomers corresponding to the molecular formula, C3H9N. Write IUPAC names of the isomers which will liberate nitrogen gas on treatment with nitrous acid.

 

Question 8:

Convert

(i) 3-Methylaniline into 3-nitrotoluene.

(ii) Aniline into 1,3,5-tribromobenzene.

 

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