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9th Class Science Structure of the Atom Question Bank Atomic Structure IIT JEE Objective Problems

  • question_answer
    An element M has an atomic mass 19 and atomic number 9; its ions are represented by

    A)  \[{{\text{M}}^{+}}\] 

    B)  \[{{\text{M}}^{2+}}\]  

    C)  \[{{\text{M}}^{-}}\]                      

    D)  \[{{\text{M}}^{\text{2}-}}\]

    Correct Answer: A

    Solution :

      Not Available                    


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