CEE Kerala Engineering CEE Kerala Engineering Solved Paper-2004

  • question_answer
    Which of the following compounds would have the smallest value for\[p{{K}_{a}}\]?

    A)  \[CH{{F}_{2}}C{{H}_{2}}C{{H}_{2}}COOH\]

    B)  \[C{{H}_{3}}C{{H}_{2}}C{{F}_{2}}\,COOH\]

    C)  \[C{{H}_{2}}FCHFC{{H}_{2}}COOH\]

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

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

    Correct Answer: B

    Solution :

    Out of all alternates \[p{{K}_{a}}\]is smallest for\[C{{H}_{3}}C{{H}_{2}}C{{F}_{2}}COOH\]


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