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JEE Main & Advanced Chemistry Carboxylic Acids Question Bank General Introduction of Carboxylic Acids and Their Derivatives

  • question_answer
    The most acidic of the following is            [J & K 2005]

    A)                 \[ClC{{H}_{2}}COOH\]   

    B)                 \[{{C}_{6}}{{H}_{5}}COOH\]

    C)                 \[C{{D}_{3}}COOH\]       

    D)                 \[C{{H}_{3}}C{{H}_{2}}COOH\]

    Correct Answer: A

    Solution :

                    Any electron withdrawing substituent (having-I-effect) stabilises the anion by dispersing the negative charge and therefore, increases the acidity. Chlorine is an electron withdrawing group.


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