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Q. The conversion of benzaldehyde into benzyl alcohol takes place by:

Punjab PMETPunjab PMET 2005Aldehydes Ketones and Carboxylic Acids

Solution:

Benzaldehyde does not contain $ \alpha - $ hydrogen atom. Therefore it gives Cannizzaros reaction i.e. on reaction with alkali, it undergoes auto-oxidation, auto reduction and gives benzyl alcohol and potassium benzoate.

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