BCECE Medical BCECE Medical Solved Papers-2008

  • question_answer
    C-C bond order in benzene is

    A)  1            

    B)  2

    C)  between 1 and 2

    D)  None of these

    Correct Answer: C

    Solution :

    Key Idea Number of bonds between two atoms is called bond order.  Resonating structures of benzene are                 \[\therefore \] The carbon-carbon bond is between the double and single bond <Tue to the resonance, so its bond order is 1.5.


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