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CET Karnataka Medical CET - Karnataka Medical Solved Paper-2012

  • question_answer
    The relative acidic strangths of benzoic acid, o-toluic acid and p-toluic acid is of the decreasing order :

    A)  p-toluic acid > o-toluic acid > benzoic acid

    B)  o-toluic acid > p-toluic acid > benzoic acid

    C)  p-toluic acid > benzoic acid > o-toluic acid

    D)  o-toluic acid > benzoid acid > p-toluic acid

    Correct Answer: D

    Solution :

    : o-substituted benzoic acids are stronger adds than benzoic acid (ortho-effect). Electron donating \[(-C{{H}_{3}})\] group decreases the acidity of P-toluic acid.


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