NEET UG CHEMISTRY MCQ: ALDEHYDES & KETONES & CARBOXYLIC ACIDS

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Which of the following on heating with aqueous KOH, produces acetaldehyde?

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Correct option: C

\mathrm{C}{\mathrm{H}_3}\mathrm{CHC}{\mathrm{l}_2}

Option C (

\mathrm{C}{\mathrm{H}_3}\mathrm{CHC}{\mathrm{l}_2}

) is correct because geminal dihalides react with aqueous KOH to form aldehydes or ketones.

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\mathrm{C}{\mathrm{H}_3}\mathrm{COOH}\xrightarrow{{\mathrm{CaC}{\mathrm{O}_3}}}A\xrightarrow{{\mathrm{Heat}}}B