Benzaldehyde condenses with $N,N$-dimethylaniline in the presence of anhydrous $ZnCl_2$ to give:

Select the best reagent to carry out the above conversion.

Butanone reacts with methyl magnesium bromide to form an addition product $(Z)$. On hydrolysis,$(Z)$ gives:

Identify the product obtained when a ketone reacts with hydrazine $(NH_2-NH_2)$.

Which of the following methods can be used to oxidize $Butan-2-one$ to $Propionic \ acid$?

$A$ molecule $(X)$ with the following structure is hydrolyzed under mild acidic conditions to produce $(Y)$ and $(Z)$. Identify the correct statements about $(Y)$ and $(Z)$ from the following list:
$(A)$ Both $(Y)$ and $(Z)$ have the same molar mass.
$(B)$ Both $(Y)$ and $(Z)$ give a positive Tollens' test.
$(C)$ Both $(Y)$ and $(Z)$ give a positive iodoform test.
$(D)$ Both $(Y)$ and $(Z)$ react with $2,4$-dinitrophenylhydrazine to form a hydrazone derivative.