In Friedel-Crafts alkylation,besides $AlCl_3$ the other reactants are

The oxidation of benzene by $V_2O_5$ in the presence of air and high temperature produces

Identify the major product $P$ formed in the following reaction.

In electrophilic substitution reaction,nitrobenzene is:

In the nitration of benzene using a mixture of concentrated $HNO_3$ and concentrated $H_2SO_4$,how does nitric acid behave in the nitrating mixture?

Give the reaction for $n$-hexane reacting in the presence of a catalyst (aromatization).