Benzene diazonium chloride on reaction with aniline in the presence of dilute hydrochloric acid gives:

Which of the following isomers has the highest boiling point?

Give the structure of $A$ in the following reaction.
$2\text{-Nitro-4-methylaniline} \xrightarrow[(ii) \ H_3PO_2, H_2O]{(i) NaNO_2 + HCl, 273 - 278 \ K} A$.

What is obtained by the reduction of nitrobenzene with zinc and alkali?

What is formed when nitrobenzene is reduced using zinc and alkali?

Aniline reacts with excess $Br_2 / H_2O$ to give the major product.