MCQ
Lactic acid shows which type of isomerism
- AGeometrical isomerism
- BTautomerism
- ✓Optical isomerism
- DMetamerism

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$PC{l_5}(g) \rightleftharpoons PC{l_3}(g) + C{l_2}(g)$ is
$\begin{array}{*{20}{c}}
O \\
{||} \\
{C{H_3} - C - C{H_3}}
\end{array}\xrightarrow{{{C_6}{H_5}COOOH}}\begin{array}{*{20}{c}}
{O\,\,\,\,\,\,\,\,\,} \\
{||\,\,\,\,\,\,\,\,\,} \\
{C{H_3} - C - O - C{H_3}}
\end{array}$
The above reaction is known as :
