1.

Reaction \[\begin{matrix}    R  \\    R  \\ \end{matrix}>CO+HCN\to R-\underset{\underset{CN}{\mathop{|}}\,}{\mathop{\overset{\overset{R}{\mathop{|}}\,}{\mathop{C}}\,}}\,-OH\] is [Kurukshetra CEE 1998; IIT 1990]

A.                 Electrophilic substitution
B.                 Electrophilic addition
C.                 Nucleophilic addition
D.                 Nucleophilic substitution
Answer» D.                 Nucleophilic substitution


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