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NEET2017ChemistryGeneral Organic ChemistryActual

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

Options

  1. ASublimation
  2. BChromatography
  3. CCrystallisation
  4. DSteam distillation

Correct answer

D. Steam distillation

Step-by-step solution

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

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