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  3. JEE Main & Advanced

JEE Main & Advanced AIEEE Solved Paper-2008

  • question_answer
    The electrophile, \[{{E}^{\Theta }}\] attacks the benzene ring to generate the intermediate\[\sigma \]-complex. Of the following, which \[\sigma \]-complex is of lowest energy?       AIEEE  Solved  Paper-2007

    A)

    B)  

    C)          

    D)       

    Correct Answer: D

    Solution :

    Arenium ion (\[\sigma \]?complex) formed by the attack of electrophile on nitrobenzene at any one of the three positions is less stable than that formed by the attack of electrophile on benzene.


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