MHT CET Chemistry question

Chlorobenzene can be prepared by reacting aniline with

(A)Hydrochloric acid
(B)Cuprous chloride
(C)Chlorine in presence of anhydrous aluminium chloride
(D)/HCl followed by heating with cuprous chlorideCorrect

Answer: (D)

Solution

Aniline is first diazotised with /HCl (0-5 °C) to benzenediazonium chloride, which on heating with CuCl (Sandmeyer reaction) gives chlorobenzene. HCl alone only forms the

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Question ID VK-043277