MCQ
Acetaldehyde can be converted into $\begin{array}{*{20}{c}}
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,C{H_2}OH} \\
{\,\,\,\,\,\,\,\,\,\,\,|} \\
{HO\, - \,C{H_2} - C - C{H_2}OH} \\
{\,\,\,\,\,\,\,\,\,\,\,|} \\
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,C{H_2}OH}
\end{array}$ by which reagent ?
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,C{H_2}OH} \\
{\,\,\,\,\,\,\,\,\,\,\,|} \\
{HO\, - \,C{H_2} - C - C{H_2}OH} \\
{\,\,\,\,\,\,\,\,\,\,\,|} \\
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,C{H_2}OH}
\end{array}$ by which reagent ?
- A$KOH$
- B$KOH$ followed by $LAH$
- ✓excess of $HCHO$ and $KOH$
- D$KCN$ followed by $SBH$

