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Question: Answered & Verified by Expert
Carboxylic acids have higher boiling points than aldehydes, ketones and even alcohols of comparable molecular mass. It is due to their
ChemistryCarboxylic Acid DerivativesNEET
Options:
  • A More extensive association of carboxylic acid via van der Waals force of attraction
  • B Formation of carboxylate ion
  • C Formation of intramolecular H-bonding
  • D Formation of intermolecular H-bonding
Solution:
1440 Upvotes Verified Answer
The correct answer is: Formation of intermolecular H-bonding
Due to formation of stronger intermolecular H-bonding in carboxylic acid, association occurs. Hence, boiling point increases and become more than the boiling point of aldehydes, ketones and alcohols of comparable molecular masses.
Acid > alcohol > aldehyde > ketone
AextenoH-bondecreasesB.Pdecreases

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