JEE Main & Advanced AIEEE Solved Paper-2011

  • question_answer
    The strongest acid amongst the following compounds is :   AIEEE  Solved  Paper-2011

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

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

    C) \[HCOOH\]

    D) \[C{{H}_{3}}C{{H}_{2}}CH(Cl)C{{O}_{2}}H\]

    Correct Answer: D

    Solution :

                 \[C{{H}_{3}}-C{{H}_{2}}-\underset{\begin{smallmatrix}  | \\  \Upsilon   \\  Cl \end{smallmatrix}}{\mathop{C}}\,H-\overset{\begin{smallmatrix}  O \\  || \end{smallmatrix}}{\mathop{C}}\,-OH\] Presence of electron withdrawing group nearest to the carboxylic group increase the acidic strength to maximum extent


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