$C_6H_6Cl_6$,on treatment with alcoholic $KOH$,yields

Explain the mechanism of nucleophilic substitution reaction of $m$-nitrochlorobenzene at ortho and para positions.

Identify the principal organic product of the following reaction:
$1-bromo-2-fluoro-4-nitrobenzene + NaSCH_3 \rightarrow \text{product}$

The increasing order of the rate of nucleophilic substitution reaction for the following compounds is:

Identify compounds $A$ and $E$ in the following reaction sequence.

Which of the following is the correct order of electrophilic substitution for the given compounds?
$(i)$ Toluene
(ii) Isopropylbenzene
(iii) tert-Butylbenzene
(iv) Ethylbenzene