MCQ
Which of the following compound will react with ethanolic $KCN$
- AEthane
- BAcetyl chloride
- CChlorobenzene
- ✓Benzaldehyde

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$\begin{array}{*{20}{c}}
{C{H_3} - CH - COOH} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{OH\,\,\,\,\,\,\,\,\,}
\end{array}\xrightarrow{\Delta }[Y]$
$[Y]$ will be :