Which of the following has lowest boiling point?

Which of the following has lowest boiling point?
  1. $p$ -Nitrophenol
  2. $m$ -Nitrophenol
  3. $O$ -Nitrophenol
  4. None of these

Solution

$o$ -Nitrophenol has intramolecular H-bonding.

Asked in: JEE-TOPICTESTS-CHEMISTRY

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