MGIMS WARDHA MGIMS WARDHA Solved Paper-2013

  • question_answer
    The\[p{{K}_{a}}\]of phenol is 10. Which of the following bases will deprotonate phenol Completely? \[NaN{{H}_{2}}(p{{K}_{a}}ofN{{H}_{3}}=35),NaOH(p{{K}_{a}}\]of\[{{H}_{2}}O=16),\]\[Na{{H}_{2}}(p{{K}_{a}}ofNH_{4}^{+}=10),\]\[NaOOCC{{H}_{3}}\] \[(p{{K}_{a}}ofC{{H}_{3}}COOH=5)\]

    A)  \[NaN{{H}_{2}}\]                            

    B)  \[N{{H}_{3}}\]

    C)  \[NaN{{H}_{2}}\]and\[NaOH\]   

    D) \[N{{H}_{3}}\]and \[NaOCOC{{H}_{3}}\]

    Correct Answer: C

    Solution :

                    Bases whose\[p{{K}_{a}}\]is greater than 10 can deprotonate phenol.


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