1+-+Buchert+-+Mg

**Name**- Magnesium **Symbol**- Mg

**Atomic Number** - 12 **Atomic Weight-** 24.305

**Protons** - 12 **Neutrons** - 12 **Electrons** - 12

**Melting point**; 648.8°C  **Boiling point**; 1090°C

 **Specific gravity**; 1.738 (20°C) **Valence Electrons**; 2.

**Period Number:** 3

**Group Number**: 2

**Group Name**: Alkaline Earth Metal

**Isotopes**: Magnesium has 21 known isotopes ranging from Mg-20 to Mg-40. Magnesium has 3 stable isotopes: Mg-24, Mg-25 and Mg-26

Magnesium is in many foods and also can help treat heart attack survivors.




 * Video ** ; www.periodic**videos**.com/**videos**/012.htm


 * Shawnee Buchert **