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JEE Main & Advanced JEE Main Paper (Held On 12 May 2012)

  • question_answer
    The conversion of benzene diazonium chloride to bromobenzene can be accomplished by     JEE Main Online Paper (Held On 12 May 2012)

    A) Reimer- Tiemann reacton

    B) Friedel-Crafts reaction

    C) Gattermann reaction

    D) Azo-eoupling reaction

    Correct Answer: C

    Solution :

    Diazonium salts react with copper powder and hydrogen bromide to form bromobenzene. This reaction is known as Gattermann reaction.


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