JEE Main & Advanced Sample Paper JEE Main Sample Paper-9

  • question_answer
    The enolic form of acetone contains

    A)  9 sigma bonds, 1 pi bond and 2 lone pairs

    B)  8 sigma bonds, 2 pi bond and 2 lone pairs

    C)  10 sigma bonds, 1 pi bond and 1 lone pairs

    D)  9 sigma bonds, 2 pi bond and 1 lone pairs

    Correct Answer: A

    Solution :

    There are 9 sigma bonds (Five C - H, two C-C.one C- and one 0 - H); \[1\pi \] bond (between C = C) and 2 lone pairs around oxygen atom of OH group.


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