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NEET Chemistry Aldehydes, Ketones Question Bank Self Evaluation Test - Aldehydes, Ketons and Carboxylic Acids

  • question_answer
    Carboxylic acids are more acidic than phenol and alcohol because of

    A) intermolecular hydrogen bonding

    B) formation of dimers

    C) highly acidic hydrogen

    D) resonance stabilization of their conjugate base

    Correct Answer: D

    Solution :

    [d] In carboxylates (conjugate base of carboxylic acids), resonance is more significant because the two resonating structures are similar, while in phenoxide, the resonating structures are not equivalent, alkoxide ions do not show resonance.


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