Which of the following is the product of Fittig reaction?

Which of the following is the strongest meta-directing group?

Which of the following statements are correct?
$A$. The $C-Cl$ bond in chlorobenzene is shorter than in chloromethane.
$B$. It is more difficult to replace chlorine from chlorobenzene than from benzyl chloride.
$C$. The $C-Cl$ bond in chlorobenzene has some double bond character.
$D$. Chlorobenzene on chlorination gives $m$-dichlorobenzene.

Identify the position where the nucleophilic attack of $(ArO^{-})$ is most favourable in the given molecule.

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

How will you convert benzene into:
$(i)$ $p-$nitrobromobenzene
(ii) $m-$nitrochlorobenzene