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

The most suitable method of separation of 1:1 mixture of ortho and para-nitrophenol is:
  1. Sublimation
  2. Chromatography
  3. Crystallisation
  4. Steam distillation

Solution

The ortho and para isomers can be separated by steam distillation. o-nitrophenol is more volatile due to intramolecular hydrogen bonding.

Asked in: NEET 2017

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