1.

(a) How is benzoyl chloride converted into benzaldehyde? Name the reaction. (b) Write the chemical reaction for the reaction between dilute NaOH and acetaldehyde, mention the name of the product formed.

Answer»

Solution :BENZOYL chloride on hydrogenation in the presence of PD-`BaSO_(4)` forms BENZALDEHYDE.

NAME of the reaction is Rosenmund reaction.
(b) `2CH_(3)CHO hArr underset("3-hydroxybutanal")(CH_(3)-overset(OH)overset(|)(C)H-CH_(2)CHO) underset(-H_(2)O)overset(Delta)to underset("But-2-enal")(CH_(3)-CH=CH-CHO)`.


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