In the given reaction

(X) Will be :

In the given reaction X is :

In the given reaction ,(X) wil be

In the given reaction [X] is :

In the given reaction (X) and (Y) will respectively be : X+Y underset(5^(@)C)overset(NaOH)rarr CH_(3)-overset(OH)overset(|)CH-underset(CH_(3))underset(|)CH-CHO

In te given reaction [X] will be

In the given reaction sequence X will not be

In the given reaction sequence X will not be

In the given reactions, X and Y are :