Identify product 'B' in the following sequence of reaction Aniline [273 , K ] NaNO_2 + HCl A [ ] H_2O B + N_2

MHT CET 2025 Chemistry question

Identify product 'B' in the following sequence of reaction Aniline A B +

(A)Sodium phenoxide
(B)Nitrobenzene
(C)Benzenediazonium chloride
(D)PhenolCorrect

Answer: (D)

Solution

Aniline treated with and HCl at 273-278 K undergoes diazotisation to form benzenediazonium chloride, (A). On warming with water the diazonium group is replaced by with evolution of

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Question ID VK-102097