JEE · NEET Previous Year Question
If aniline is treated with mixture of conc. and conc. , p-nitroaniline and -nitroaniline are formed nearly in equal amounts. This is due to
Topic: JEE PYQ
Answer: B. Full step-by-step solution below.
- Am-directing property of group
- Bprotonation of which causes deactivation of benzene ring
- Cm - and p-directing property of group
- Disomerization of some p-nitroaniline into -nitroaniline.
Correct answer: B
Solution
(b) : group in aniline is -directing and activating while in presence of acids, most of the aniline gets protonated to form anilinium ion i.e., which is -directing and deactivating.More Amines PYQs
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