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Question

Benzyl alcohol and sodium benzoate is obtained by the action of sodium hydroxide on benzaldehyde. This reaction is known as


A

Perkin’s reaction

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B

Cannizzaro’s reaction

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C
Sandmeyer’s reaction
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D
Claisen condensation
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Solution

The correct option is D

Cannizzaro’s reaction


Benzaldehyde on treatment with 50% aqueous or ethanolic alkali solution undergoes Cannizzaro’s reaction like HCHO (no α - hydrogen atom) i.e., one molecule is oxidised and one is reduced with the formation of benzoic acid and benzyl alcohol respectively.
2C6H5CHONaOHC6H5CH2OH+C6H5COONa


Chemistry

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