Magnesium is an alkaline earth metal found in Group 2 of the periodic table. It has characteristics such as being metal-like and relatively reactive. Other members of this group include beryllium and calcium. ;
Magnesium is an alkaline earth metal found in Group 2 of the periodic table, characterized by its reactivity and properties. It is shiny and silvery-white, and it shares its group with elements like beryllium and calcium. Therefore, the correct answer is option E: alkaline earth.
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