MCQ
Among the given structure which can exhibit tautomerism ?


- A$I$ only
- ✓$II$ only
- C$III$ only
- Dnone of these

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Reason : The carbon atom carrying negative charge has an octet of electrons.
$\begin{array}{*{20}{c}} A \\ {{\text{(simplest optically active alkene)}}} \end{array}\,\xrightarrow[{(ii)\,{X_2}/\Delta }]{{(i)\,{H_2}/Ni/\Delta }}$