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JEE Main & Advanced Sample Paper JEE Main Sample Paper-47

  • question_answer
    Which of the following has the highest \[p{{K}_{a}}\]?

    A)          

    B)  

    C)  

    D)   

    Correct Answer: C

    Solution :

                 It is the most basic as lone pair of aminic nitrogen is not involved in resonance and is free for donation.


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