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56
Subjective

Why is aniline soluble in aqueous HCl ?

Explanation

Aniline is soluble in aqueous HCl due to formation of ionic anilinium chloride.

57
Subjective

Suggest a route by which the following conversion can be accomplished.

Explanation

Complete conversion can be performed as

58
Subjective

Identify A and B in the following reaction.

Explanation

Complete conversion can be performed as

59
Subjective

How will you carry out the following conversions?

(i) Toluene $\longrightarrow \mathrm{p}$-toluidine

(ii) p -toluidine diazonium chloride $\longrightarrow \mathrm{p}$-toluic acid

Explanation

(i) Conversion of toluene to $p$-toluidine can be done as

(ii) Conversion of p-toluidine diazonium chloride to p-toluic acid can be done as

60
Subjective

Write following conversions

(i) Nitrobenzene $\longrightarrow$ Acetanilide

(ii) Acetanilide $\longrightarrow \mathrm{p}$-nitroaniline

Explanation

(i) Nitrobenzene can be converted into acetanilide as follows

(ii) Acetanilide can be converted into p-nitroaniline as follows