Magnesium on the periodic table

1.Magnesium belongs to the alkaline earth metal elements of group IIA on the periodic table of elements.

2.Magnesium atom (Mg) is the No. 12 element of group IIA in the third period of the periodic table of elements. There are 12 protons in the nucleus, three electron layers outside the nucleus, and 2 electrons in the outermost layer.

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