NEET2018ChemistryGeneral Organic ChemistryActual
Nitration of aniline in strong acidic medium also gives m -nitroaniline because:
Options
- AIn absence of substituents nitro group always goes to m -position.
- BIn electrophilic substitution reactions amino group is meta directive.
- CIn spite of substituents nitro group always goes to only m -position.
- DIn acidic (strong) medium aniline is present as anilinium ion.
Correct answer
D. In acidic (strong) medium aniline is present as anilinium ion.
Step-by-step solution
In acidic medium aniline is protonated to form anilinium ion which is metadirecting (due to + I effect).