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Show the electron distribution in magnes...

Show the electron distribution in magnesium atom and magnesium ion diagrammatically and also give their atomic numbers.

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Atomic number (Z) of magnesium is 12 .Its electronic distribution is 2,8,2. Magnesium ion `(Mg^(2+))` is formed by the loss of two electronic form the valence shell of the atom .Therefore , the electronic distribution in the ion is 2, 8 .These are shown diagrammatically as follows:
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