Uttarakhand PMT Uttarakhand PMT Solved Paper-2004

  • question_answer
    Number of a and n bonds in acetylene are:

    A)  3 and 2    

    B)  2 and 2

    C)  2 and 3     

    D)  4 and 3

    Correct Answer: A

    Solution :

     \[\underset{and\,2\pi }{\mathop{H\overset{\sigma }{\mathop{-}}\,C\underset{\sigma }{\mathop{\equiv }}\,C\overset{\sigma }{\mathop{-}}\,H}}\,\] Hence, In acetylene, there are\[3\sigma \]and\[2\pi \]bond,


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