MCQ
Glyoxal $(CHOCHO)$ on being heated with concentrated $NaOH$ forms.
- A$HOOC COOH$
- B$HOCH_2 -CH_2OH$
- C$CHOCOOH$
- ✓$CH_2OH -COONa$
$-\,CHO$ group oxidise in acidic group and another
$-\, CHO$ group of same comp. is reduced in alcohol.
$\begin{array}{*{20}{c}}
{C{H_2} - C - O - Na} \\
{\,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{OH\,\,\,\,\,\,\,\,O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}
\end{array}\,$
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