JIPMER Jipmer Medical Solved Paper-2012

  • question_answer
                    Which of the following is most basic in nature?

    A) \[N{{H}_{3}}\]                  

    B)        \[C{{H}_{3}}N{{H}_{2}}\]                              

    C)        \[{{(C{{H}_{3}})}_{2}}NH\]                          

    D)        \[{{C}_{6}}{{H}_{5}}N{{(C{{H}_{3}})}_{2}}\]

    Correct Answer: C

    Solution :

    Basicity of amines depends upon availalability of lone pair of nitrogen for donation. Hence, the order of basic nature of the given amines is \[{{(C{{H}_{3}})}_{2}}NH>{{C}_{6}}{{H}_{5}}N{{(C{{H}_{3}})}_{2}}>C{{H}_{3}}N{{H}_{2}}>N{{H}_{3}}\]


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