JEE Main & Advanced Chemistry GOC Question Bank Bonding and hybridisation inorganic compounds

  • question_answer The number of \[\sigma \]and \[\pi \]bonds present in pent-4-ene, 1-yne is [AIIMS 2002; CPMT 2002]

    A) 10, 3

    B) 3, 10

    C) 4, 9

    D) 9, 4

    Correct Answer: A

    Solution :

    \[\underset{10\sigma \,\,\,\,\,\,\,3\pi }{\mathop{H-\overset{H}{\mathop{\overset{|}{\mathop{C}}\,}}\,=\overset{H}{\mathop{\overset{|}{\mathop{C}}\,}}\,-\overset{H}{\mathop{\overset{|}{\mathop{\underset{H}{\mathop{\underset{|}{\mathop{C}}\,}}\,}}\,}}\,-C\equiv \overset{H}{\mathop{\overset{|}{\mathop{C}}\,}}\,}}\,\]


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