| name | Iron |
| latin | Ferrum |
| french | Fer |
| german | Eisen |
| symbol | Fe |
| proton number | 26 |
| atomic weight | 55.845 |
| Pauling electronegativity | 1.83 |
| electronic configuration | [Ar] 3d64s2 1s22s22p63s23p63d64s2 |
| melting point | 1811 K, 1538°C, 2800°F |
| boiling point | 3134 K, 2861°C, 5182°F |
| group | 8 |
| period | 4 |
| state (by 20°C) | solid |
| oxidation states | +2, +3 |
This element has been known since ancient times. The particular discoverer is not known.