Q.
$CH_3 - CH_2 - CN \xrightarrow[\text{Ether}]{CH_3MgBr} A \xrightarrow{H_3O^+} B \xrightarrow[HCl]{Zn - Hg} C$
The correct structure of $C$ is
Solution:
Correct answer is (a) $CH_3 - CH_2 - CH_2 - CH_3$
