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JEE Main levelSingle correct optionDifficulty 2 of 3ap041

Which pair of compounds can be distinguished by neutral solution?

  1. Aethanol and propan-2-ol
  2. Bphenol and benzyl alcohol
  3. Cbenzyl alcohol and cyclohexanol
  4. Dmethanol and ethanol

Answer: B

Only phenol has a phenolic OH and gives a violet colour. In each of the other pairs neither compound gives a colour.
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