The product $(A)$ is:

Which of the following undergoes nitration fastest?

What are $X$ and $Y$ respectively in the following reactions?

Choose the correct order of basic strength.

In the reaction: $\text{Primary Amine} + CHCl_3 + KOH \rightarrow \text{Product}$,what is the product?

$A$ solution contains $1 \ g \ mol$ each of $p-$toluene diazonium chloride and $p-$nitrophenyl diazonium chloride. To this,$1 \ g \ mol$ of alkaline solution of phenol is added. Predict the major product and explain your answer.