Magnesium is an alkaline earth metal. It is lightweight and found in abundance in the Earth's crust and seawater.
| Property | Value |
|---|---|
| Atomic Number | 12 |
| Symbol | Mg |
| Atomic Mass | 24.305 u |
| Electron Configuration | 1s2 2s2 2p6 3s2 |
| State at Room Temperature | Solid |