# 13.13     How will you convert benzene into       (i)        p-nitrobromobenzene

Bromination of a benzene ring in the presence of anhydrous $FeCl_{3}$ and $Br_{2}$ gives bromobenzene and after that treating bromobenzene with conc. nitric acid in the presence of sulphuric acid followed by fractional distillation gives p-nitrobenzene.