Acetaldehyde and Acetone can be distinguished by

What is the product of the Clemmensen reduction of $3-nitroacetophenone$?

The product obtained in the following transformation is:

Find out the reactivity order of the labeled functional groups towards $LiAlH_4$ reduction.

The compound $(P)$ undergoes the following reaction sequence: $(P)$ $\xrightarrow{\Delta} X$ $\xrightarrow{Zn-Hg/HCl} Y$. Identify $Y$.

Which of the following compounds undergoes haloform reaction?