| name | Magnesium |
| latin | Magnesium |
| french | Magnésium |
| german | Magnesium |
| symbol | Mg |
| proton number | 12 |
| atomic weight | 24.305 |
| Pauling electronegativity | 1.31 |
| electronic configuration | [Ne] 3s2 1s22s22p63s2 |
| melting point | 923 K, 650°C, 1202°F |
| boiling point | 1363 K, 1090°C, 1994°F |
| group | 2 |
| period | 3 |
| state (by 20°C) | solid |
| oxidation states | +2 |
| Year of discovery | Discoverer |
| 1808 | Sir Humphry Davy (1778-1829) |