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10th Class Science Periodic Classification of Elements Question Bank Classification of Elements

  • question_answer
    Pair containing isoelectronic species is     

    A)  \[H,He\]                             

    B)  \[N{{a}^{+}},Na\]        

    C)  \[Ne,{{F}^{-}}\]                 

    D)         \[F,Cl\]           

    Correct Answer: C

    Solution :

    Not Available


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