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WB JEE Medical WB JEE Medical Solved Paper-2006

  • question_answer
    The electrophile involved in the nitration of benzene is :

    A)  \[N{{O}_{2}}\]                                 

    B)  \[NO_{2}^{+}\]

    C)  NO                                       

    D)  \[NO_{2}^{-}\]

    Correct Answer: B

    Solution :

                     In the nitration of benzene nitronium ion \[(NO_{2}^{+})\] act as electrophile. \[HN{{O}_{3}}+{{H}_{2}}S{{O}_{4}}\xrightarrow{{}}NO_{2}^{+}+{{H}_{2}}O+HSO_{4}^{-}\]


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