Characteristics of the element
| Symbol: Rn |
| Name: Radon |
| Latin name: Radon |
| Atomic number: 86 |
| Atomic mass: 222 |
| Melting point: -71,15 (°C) |
| Boiling point: -61,55 (°C) |
| Density 9,73 (g/cm 3 ) |
| Electronegativity: 2 |
| Oxidation number: ----- |
| Number of neutrons: 136 |
| Crystal structure: Cubic |
| Chemical serie: Noble gases |
| Color: colorless |
| Electron configuration: 2-8-18-32-18-8 |
| Year of discovery:: 1898 |
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Update: 26.11.25
Update: 26.11.25