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9th Class Science Structure of the Atom Question Bank Structure of the Atom

  • question_answer
    Which valence shell electron arrangement is that of a metallic element?

    A) \[2,\,\,1\]                         

    B)        \[2,\,\,4\]

    C) \[2,\,\,5\]                       

    D)        \[2,\,\,7\]

    Correct Answer: A

    Solution :

     Metallic atoms usually have \[1,\,\,2\] or\[3\] electrons in their valence shell.


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