Which of the following is not used as an explosive?

The correct order of melting point of dichlorobenzenes is

The compound $C_{7}H_{8}$ undergoes the following reactions:
$C_{7}H_{8}$ $\xrightarrow{3Cl_{2} / \Delta} A$ $\xrightarrow{Br_{2} / Fe} B$ $\xrightarrow{Zn / HCl} C$
The product '$C$' is

In nucleophilic substitution reactions,alkyl halides are more reactive than aryl halides because...

Organic compound ‘$D$’ is in the reaction sequence: Nitrobenzene $\xrightarrow[323-333 \text{ K}]{\text{Conc. } HNO_3, \text{Conc. } H_2SO_4} A \xrightarrow{Fe/HCl} B \xrightarrow[273 \text{ K}]{NaNO_2/HCl} C \xrightarrow[ -N_2]{C_2H_5OH} D + CH_3CHO + HCl$. Identify ‘$D$’.

The rate of reaction is maximum if $G$ is: