| name | Bromine |
| latin | Bromum |
| french | Brome |
| german | Brom |
| symbol | Br |
| proton number | 35 |
| atomic weight | 79.904 |
| Pauling electronegativity | 2.96 |
| electronic configuration | [Ar] 3d104s24p5 1s22s22p63s23p63d104s24p5 |
| melting point | 265.8 K, -7.35°C, 18.77°F |
| boiling point | 332 K, 59°C, 138°F |
| group | 17 |
| period | 4 |
| state (by 20°C) | liquid |
| oxidation states | -1, +1, +3, +5, +7 |
| Year of discovery | Discoverer |
| 1825 | Antoine J. Balard (1802-1876) |