RAJASTHAN ­ PET Rajasthan PET Solved Paper-2001

  • question_answer
    Number of crand n bonds in\[A-N=N-B\]

    A)  \[3\sigma ,1\pi \]

    B)  \[2\sigma ,0\pi \]

    C)  \[2\sigma ,2\pi \]

    D)  \[4\sigma ,0\pi \]

    Correct Answer: A

    Solution :

     Number of a and n bonds in\[A-N=N-B\] are 3 and 1 respectively. \[A\overset{\sigma }{\mathop{-}}\,N\underset{\pi }{\overset{\sigma }{\mathop{=}}}\,N\overset{\sigma }{\mathop{-}}\,B\]


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