Identify compound Y in the following reaction C_2H_5Cl + Y C_2H_5CN

MHT CET 2023 Chemistry question

Identify compound Y in the following reaction

(A)NH
(B)HNO
(C)KCN (alc)Correct
(D)AgCN (alc)

Answer: (C)

Solution

Converting into propanenitrile (alkyl cyanide) needs a nucleophile that attacks through carbon. Alcoholic KCN is mainly ionic, supplies free which attacks via the carbon atom, giving

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Question ID VK-095324