Radon
Noble gas| Atomic number | 86 |
|---|---|
| Category | Noble gas |
| Atomic mass | 222 |
| Electron configuration | [Xe]4f¹⁴ 5d¹⁰ 6s² 6p⁶ |
| Oxidation states | 0 |
| Electronegativity | 2.2 |
| Melting point | -71 °C |
| Boiling point | -61.7 °C |
| Density | 0.01 g/cm³ |
| Crystal structure | Face-centred cubic |
| Group | 18 |
| Period | 6 |
| Block | p |
| Discovered | 1,900 |
| Crustal abundance | 0 ppm |