JCECE Engineering JCECE Engineering Solved Paper-2005

  • question_answer
    Which of the following statements is correct?

    A)  All carbon to carbon bonds contain a sigma bond and one or more pi bonds

    B)  All carbon to hydrogen bonds are pi bonds

    C)  All oxygen to hydrogen bonds are hydrogen bonds

    D)   All carbon to hydrogen bonds are sigma bonds

    Correct Answer: D

    Solution :

    Key Idea: The first bond between any two atoms is sigma and rest are n bonds. \[\because \]Carbon, and, hydrogen form only \[1\] bond between them \[\therefore \]All carbon hydrogen bonds are sigma.


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