omarE-Description+and+Discoverer

**Description and Discoverer**
Magnesium is an Alkaline-earth metal. It contains metals, and there are two electrons in the outer level. It is very reactive, but they are less reactive then alkali metals because it is harder to give away 2 electrons for atoms then to give away only one. It is silver-colored and denser than alkali metals. Magnesium was discovered in 1808 by Sir Humphrey Davy. Magnesium Home