Chemistry, asked by mabubakarsiddique200, 7 months ago

why size of Mg is smaller than Be?​

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Answered by Losana8
2

Answer:

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Explanation:

Ans::

Magnesium atom is smaller than sodium atom because the nuclear charge of Magnesium ( 12+ ) is higher than that of Sodium ( 11+ ). Magnesium nucleus will attract the electrons more toward it and therefore, shrinking the size of the atom

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