Uttarakhand PMT Uttarakhand PMT Solved Paper-2005

  • question_answer
    Acetylene contains bonds:

    A)  \[4\sigma \]and\[1\pi \]       

    B)  \[3\sigma \]and\[2\pi \]

    C)  \[5\sigma \]and\[2\pi \]      

    D)  \[5\sigma \]and\[3\pi \]

    Correct Answer: B

    Solution :

     Acetylene contains\[3\sigma \]and\[2\sigma \]bonds \[H\overset{\sigma }{\mathop{-}}\,C\sigma \underset{\pi }{\overset{\pi }{\mathop{\equiv }}}\,C\overset{\sigma }{\mathop{-}}\,H\]


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