RAJASTHAN ­ PET Rajasthan PET Solved Paper-2006

  • question_answer
    Which of the following molecule/ion is paramagnetic?

    A)  \[C{{N}^{-}}\]           

    B)  \[CO\]

    C)  \[NO\]            

    D)  \[O_{2}^{2-}\]

    Correct Answer: C

    Solution :

     Species (ion or molecule) which have unpaired electron, are paramagnetic in nature. Total number of electrons in NO molecule are 15. It is paramagnetic in nature due to the presence of one unpaired electron.


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