Which of the following cation/anion is not aromatic?

Give the names and structures of some cancer-causing hydrocarbons.

Give the chemical reaction for the following conversions:
$(1)$ $m$-Nitrobenzene sulphonic acid from benzene
$(2)$ $TNT$ from toluene

The order of decreasing reactivity towards an electrophilic reagent,for the following would be:
$a$. Benzene
$b$. Toluene
$c$. Chlorobenzene
$d$. Phenol

Most common reactions of benzene (aromatic hydrocarbon) and its derivatives are

Observe the following statements regarding $C_{60}$.
$i$. All carbons are $sp^2$-hybridised.
$ii$. It contains $12$ rings of five carbons each and $20$ rings of six carbons each.
$iii$. It is a non-aromatic compound.
$iv$. It is a pure form of carbon.
$v$. $C-C$ bond lengths in it are $143.5 \ pm$ and $138.3 \ pm$.
$vi$. It is prepared by heating graphite in an electric arc in the presence of oxygen.
The correct statements are