JEE Main & Advanced Chemistry Chemical Bonding and Molecular Structure / रासायनिक आबंधन एवं आणविक संरचना Question Bank Molecular orbital theory

  • question_answer
    Which of the following species have maximum number of unpaired electrons                                    [AIIMS 1983]

    A)                 \[{{O}_{2}}\]     

    B)                 \[O_{2}^{+}\]

    C)                 \[O_{2}^{-}\]    

    D)                 \[O_{2}^{2-}\]

    Correct Answer: A

    Solution :

                    \[{{O}_{2}}\] has 2 unpaired electron while \[O_{2}^{+}\] and \[O_{2}^{-}\] has one each unpaired electrons while \[O_{2}^{2+}\]does not have any unpaired electron.


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