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Class 12
Chemistry
Amines
i write structures of different isomeric amines...

Question:
(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?

Answer:

(i), (ii) The structures and their IUPAC names of different isomeric amines corresponding to the molecular formula, C₄H₁₁N are given below:

(a) CH₃-CH₂-CH₂-CH₂-NH₂

Butanamine (1⁰)

(b)

Butan-2-amine (1⁰)

(c)

2-Methylpropanamine (1⁰)

(d)

2-Methylpropan-2-amine (1⁰)

(e) CH₃-CH₂-CH₂-NH-CH₃

N-Methylpropanamine (2⁰)

(f) CH₃-CH₂-NH-CH₂-CH₃

N-Ethylethanamine (2⁰)

(g)

N-Methylpropan-2-amine (2⁰)

(h)

N,N-Dimethylethanamine (3°)

(iii) The pairs (a) and (b) and (e) and (g) exhibit position isomerism.

The pairs (a) and (c); (a) and (d); (b) and (c); (b) and (d) exhibit chain isomerism.

The pairs (e) and (f) and (f) and (g) exhibit metamerism.

All primary amines exhibit functional isomerism with secondary and tertiary amines and vice-versa.

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Question:
(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?

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Question: (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?

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Question:
(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?