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CET Karnataka Engineering CET - Karnataka Engineering Solved Paper-2000

  • question_answer
    The   number   of   \[\pi -\]bonds   in\[C{{H}_{2}}=CH-CH=CH-C\equiv CH\]is:

    A)  2                                            

    B)  5

    C)  4                                            

    D)  3

    Correct Answer: C

    Solution :

     The number of n bonds in\[\underset{1}{\mathop{C{{H}_{2}}=CH}}\,-\underset{1}{\mathop{CH=CH}}\,-\underset{1}{\mathop{C\equiv CH}}\,\] is four


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