MHT CET 2024 Chemistry question

Which from following reactions is not possible for benzene due to reversible nature?

(A)Hydrogenation
(B)Chlorination
(C)Bromination
(D)IodinationCorrect

Answer: (D)

Solution

Halogenation of benzene is an electrophilic substitution: . For iodine the reaction is reversible, because the HI formed is a strong reducing agent and reduces iodobenzene back to benzene: . Hence direct

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Question ID VK-095007