12Mg
Magnesium
Alkaline earth metal
Properties of Magnesium
- Atomic number (Z)
- 12
- Symbol
- Mg
- Name
- Magnesium
- Atomic mass
- 24.305 u
- Period
- 3
- Group
- 2
- Family
- Alkaline earth metals
- Classification
- Alkaline earth metal
- Electron configuration
- [Ne] 3s²
About Magnesium
Magnesium is a chemical element with symbol Mg and atomic number 12 (atomic mass of about 24.305 u). It is classified as a alkaline earth metal on the periodic table.
On the periodic table, Magnesium is located in period 3, in group 2, belonging to the alkaline earth metals family. An element's position reveals trends in its properties, such as atomic radius, electronegativity and metallic character.
The electron configuration of Magnesium is [Ne] 3s², which determines how it forms chemical bonds and takes part in reactions.