JEE Main Chemistry question

Chlorine is least reactive (towards nucleophilic substitution) in

(A)CH₃Cl
(B)CH₂=CHCl
(C)C₆H₅ClCorrect
(D)C₂H₅Cl

Answer: (C)

Solution

In both vinyl and aryl chlorides, the C–Cl bond gains partial double-bond character through conjugation with the π-system, strongly resisting nucleophilic

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Question ID VK-140132