2. Questions Bank
  3. 9th Class
  4. Science
  5. Structure of the Atom

9th Class Science Structure of the Atom Question Bank Atomic Structure Conceptive Subjective Problems

  • question_answer
    Write the electronic configuration of \[M{{g}^{2+}}\]and \[C{{l}^{-}}\]

    Answer:

    Number of electrons in\[M{{g}^{+2}}=10\Rightarrow E.C.=2,\text{ }8\] Number of electrons in\[C{{l}^{}}=18\Rightarrow E.C.=2,\text{ }8,\text{ }8\]


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