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CET Karnataka Engineering CET - Karnataka Engineering 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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