The strongest conjugate acid will result from:

Which of the following amines undergoes acylation reaction?

Reduction of nitrobenzene with $Zn$ and alcoholic $KOH$ solution results in the formation of the following compound:

Identify the product $Z$ in the following reaction:
$C_6H_5NH_2$ $\xrightarrow{(Ac)_2O} X$ $\xrightarrow{Br_2/CCl_4} Y$ $\xrightarrow{HOH} Z$

What will be the products $A$,$B$,and $C$ in the following reaction sequence?
$\text{Phenol}$ $\xrightarrow[\text{Distillation}]{\text{Zn}} A$ $\xrightarrow[\text{conc. } H_2SO_4]{\text{conc. } HNO_3, 60^{\circ}C} B$ $\xrightarrow[\text{NaOH (aq)}]{\text{Zn}} C$

Which one of the following will give a primary amine on hydrolysis?