The correct order of reactivity of the following benzyl halides towards reaction with KCN is: Br OH Br NH2 Br NO2 Br NO2 a b c d (A) a b c d (B) b a d c (C) b a c d (D) a b d d

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Question

The correct order of reactivity of the following benzyl halides towards reaction with KCN is: Br OH Br NH2 Br NO2 Br NO2 a b c d

(A) a > b > c > d
(B) b > a > d > c
(C) b > a > c > d
(D) a > b > d > d

Prashant Kotian · Accepted Answer

Correct answer: B. This is SN1 reaction. Rate of SN1 reaction  stability of carbocation

💡 Solution & Explanation