Question

Identify 'A' in the following reaction.

\[\ce{A ->[H2][Pd-BaSO4] C6H5CHO + HCl}\]

विकल्प

• Benzoic acid

• Chlorobenzene

• Benzyl chloride

• Benzoyl chloride

Answer 1

Benzoyl chloride

Explanation:

When benzoyl chloride is hydrogenated in the presence of palladium on barium sulphate (Pd/BaSO₄), benzaldehyde is obtained. This reaction is called Rosenmund reduction.