Organic Chemistry Basics 2 Question 58

58. Statement I $p$-hydroxybenzoic acid has a lower boiling point than $o$-hydroxybenzoic acid.

Statement II $o$-hydroxybenzoic acid has intramolecular hydrogen bonding.

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Solution:

  1. Statement I is incorrect; Statement II is correct. Intramolecular H-bonding in ortho-hydroxy benzoic acid lowers the boiling point.