| Category | Halogens |
|---|---|
| Group, Period, Block | 17, 2, p |
| Atomic mass | 18.998403163 ± 0.000000006 u |
| Fusion point | −,219.67 °C |
| Boiling point | −,188.12 °C |
| Standard state | Gaseous |
| Natural occurence | Primordial element |
| Category | Halogens |
|---|---|
| Group, Period, Block | 17, 2, p |
| Atomic mass | 18.998403163 ± 0.000000006 u |
| Fusion point | −,219.67 °C |
| Boiling point | −,188.12 °C |
| Standard state | Gaseous |
| Natural occurence | Primordial element |