Alkaline Earth Metals
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Mg
Magnesium
Ba
Barium
Be
Beryllium
Ca
Calcium
Ra
Radium
Sr
Strontium
Alkaline Earth Metals
The alkaline earth elements are metallic elements found in the second group of the periodic table. All alkaline earth elements have an oxidation number of +2, making them very reactive. Because of their reactivity, the alkaline metals are not found free in nature.