NEET Sample Paper NEET Sample Test Paper-54

  • question_answer
    Among the following acids, which has the lowest \[p{{K}_{a}}\] value?

    A) \[C{{H}_{3}}COOH\]

    B) \[HCOOH\]

    C) \[{{\left( C{{H}_{3}} \right)}_{2}}CHCOOH\]

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

    Correct Answer: B

    Solution :

    \[p{{K}_{a}}\propto \frac{1}{ka}\propto +\,I-effect.\]


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