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BHU PMT BHU PMT (Screening) Solved Paper-2010

  • question_answer
    Aniline on heating with cone\[HN{{O}_{3}}+\]cone\[{{H}_{2}}S{{O}_{4}}\]mixture yields

    A)  o- and p-nitroanilines

    B)  m-nitroaniline

    C)   a black tarry matter

    D)  no reaction

    Correct Answer: C

    Solution :

                     On heating with cone\[HN{{O}_{3}}+\]cone\[{{H}_{2}}S{{O}_{4}}\]mixture, benzene ring of aniline gets converted to a black tarry mass and m-nitroaniline is obtained in very small amount.


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