JEE Advanced 2007 Chemistry question

STATEMENT-1 : p-Hydroxybenzoic acid has a lower boiling point than o-hydroxybenzoic acid. because STATEMENT-2 : o-Hydroxybenzoic acid has intramolecular hydrogen bonding.

(A)Statement-1 is True, Statement-2 is True; Statement-2 is a correct explanation for Statement-1
(B)Statement-1 is True, Statement-2 is True; Statement-2 is NOT a correct explanation for Statement-1
(C)Statement-1 is True, Statement-2 is False
(D)Statement-1 is False, Statement-2 is TrueCorrect

Answer: (D)

Solution

Statement-2: in o-hydroxybenzoic (salicylic) acid the OH and COOH groups are adjacent and form an intramolecular hydrogen bond: true. As a result its molecules associate less with

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Question ID VK-037437