JEE Main & Advanced JEE Main Paper (Held On 8 April 2017)

  • question_answer
    Which of the following is paramagnetic? [JEE Online 08-04-2017]

    A) CO                                         

    B) \[N{{O}^{+}}\]

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

    D) \[{{B}_{2}}\]

    Correct Answer: D

    Solution :

    No of e- CO = 14, \[N{{O}^{+}}=14\] \[O_{2}^{2-}=18\]\[B_{2}^{{}}=10\] According to MOT \[{{B}_{2}}\]is paramagnetic


You need to login to perform this action.
You will be redirected in 3 sec spinner