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CET Karnataka Medical CET - Karnataka Medical Solved Paper-2009

  • question_answer
    Arrange the following in the increasing order of their bond order \[{{O}_{2}},O_{2}^{+},O_{2}^{-}\]and \[O_{2}^{2-}\]

    A)  \[O_{2}^{2-},O_{2}^{-},{{O}_{2}},O_{2}^{+}\]

    B)  \[O_{2}^{2-},O_{2}^{-},O_{2}^{+},{{O}_{2}}\]

    C)  \[O_{2}^{+},{{O}_{2}},O_{2}^{-},O_{2}^{2-}\]

    D)  \[{{O}_{2}},O_{2}^{+},O_{2}^{-},O_{2}^{2-}\]

    Correct Answer: A

    Solution :

    Species:    \[O_{2}^{2-}\] \[O_{2}^{-}\,\] \[{{O}_{2}}\] \[O_{2}^{+}\]
    Bond order: \[1\] \[1.5\] \[2\] \[2.5\]


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