JEE Main Chemistry question

The most suitable method of separation of a 1:1 mixture of *ortho* and *para* nitrophenols is:

(A)DistillationCorrect
(B)Crystallization
(C)Sublimation
(D)Chromatography

Answer: (A)

Solution

*o*-Nitrophenol has intramolecular hydrogen bonding, making it more volatile (steam-volatile, lower effective boiling behaviour) than *p*-nitrophenol, which has

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Question ID VK-149541