Lutetium vs Radon
| Property | Lu Lutetium | Rn Radon |
|---|---|---|
| Atomic number | 71 | 86 |
| Symbol | Lu | Rn |
| Name | Lutetium | Radon |
| Category | lanthanide | noble-gas |
| Standard Atomic Weight | 174.9668 u | 222 u |
| Period | 6 | 6 |
| Group | 3 | 18 |
| Block | s | p |
| Phase at STP | solid | gas |
| Electron configuration | [Xe]6s24f145d1 | [Xe]6s24f145d106p6 |
| Oxidation states | [0, 1, 2, 3] | [0, 2, 6] |
| Electronegativity (Pauling) | 1.27 | N/A |
| Electron affinity | 0.346 eV | -0.7 eV |
| Density | 9840 kg/m³ | 9.73 kg/m³ |
| Melting point | 1662.85 °C | -71.15 °C |
| Boiling point | 3401.85 °C | -61.7 °C |
| Discovery year | 1907 | 1900 |