1.

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

Answer»

chromatography
crystallisation
steam distillation
sublimation

SOLUTION :The o-and p-nitrophenol are SEPARATED by steam distillation SINE o-isomer is steam-volatile due to chelation (intramolecular H-bonding) while p-isomer is not steam-volatile due to association of MOLECULES by INTERMOLECULAR H-bonding.


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