//M0//QN1//SUB//DL0//EQ

Classify the following amines as primary, secondary or tertiary: (i) (ii) (iii) (C 2 H 5)2 CHNH 2 (iv) (C 2 H 5)2 NH

//X

(i) primary (1°)
(ii) tertiary (3°)
(iii) (C 2 H 5)2 CHNH 2 primary (1°)
(iv) (C 2 H 5)2 NH secondary (2°)

//M0//QN2//SUB//DL0//EQ

(i) Write structures of different isomeric amines corresponding to the molecular formula, C 4 H 11 N. (ii) Write IUPAC names of all the isomers. (iii) What type of isomerism is exhibited by different pairs of amines?

//X

There are total 8 isomeric amines forming which have molecular formula C 4 H 11 N.
(i)
(ii)
(iii)
(iv)
(v)
(vi)
(vii)
(viii)
Isomerism exhibited by pairs of different amine compounds:
Chain Isomerism:
(i) and (ii); (iii) and (iv);
(i) and (iv) (i) and (iii)
Position Isomerism:
(i) and (iii); (ii) and (iv)
Metamers:
(v) and (vi); (vii) and (v)

//M0//QN3//SUB//DL0//EQ

Classify the following amines as primary, secondary or tertiary:

(i) Benzene into aniline
(ii) Benzene into N, N-dimethylaniline
(iii) Cl – (CH 2)4 – Cl into hexan-1, 6-Diamine?

//X

(i)
(ii)
(iii)

//M0//QN4//SUB//DL0

Arrange the following in increasing order of their basic strength:

(i) C 2 H 5 NH 2, C 6 H 5 NH 2, NH 3, C 6 H 5 CH 2 NH 2 and (C 2 H 5)2 NH
(ii) C 2 H 5 NH 2, (C 2 H 5)2 NH, (C 2 H 5)3 N, C 6 H 5 NH 2 (iii) CH 3 NH 2, (CH 3)2 NH, (CH 3)3 N, C 6 H 5 NH 2, C 6 H 5 CH 2 NH 2

//X

(i) C 6 H 5 NH 2 < NH 3 < C 6 H 5 CH 2 NH 2 < C 2 H 5 NH 2 < (C 2 H 5)2 NH
(ii) C 6 H 5 NH 2 < C 2 H 5 NH 2 < (C 2 H 5)3 N < (C 2 H 5)2 NH
(iii) C 6 H 5 NH 2 < C 6 H 5 CH 2 NH 2 < (CH 3)3 N < CH 3 NH 2 < (CH 3)2 NH

//M0//QN5//SUB//DL0//EQ

Complete the following acid base reactions and name the products:

(i) CH 3 CH 2 CH 2 NH 2+HCl→
(ii) (C 2 H 5)3 N + HCl →

//X

(i)
(ii)

//M0//QN6//SUB//DL0//EQ

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

//X

//M0//QN7//SUB//DL0//EQ

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

//X

//M0//QN8//SUB//DL0//EQ

Write structures of different isomers corresponding to the molecular formula, C 3 H 9 N. Write IUPAC names of the isomers which will liberate nitrogen gas on treatment with nitrous acid.

//X

Total 4 structures of different isomers corresponding to the molecular formula C 3 H 9 N given below.
Primary (1°):
Secondary (2°):
Tertiary (3°):
Only primary amine compounds will react with nitrous acid and liberate nitrogen gas, their IUPAC names are Propan-1-amine, Propan-2-amine

//M0//QN9//SUB//DL0//EQ

Convert: (i) 3-Methylaniline into 3-nitrotoluene (ii) Aniline into 1, 3, 5 tribromo benzene.

//X

(i)
(ii)