Neodymium vs Radon
| Property | Nd Neodymium | Rn Radon |
|---|---|---|
| Atomic number | 60 | 86 |
| Symbol | Nd | Rn |
| Name | Neodymium | Radon |
| Category | lanthanide | noble-gas |
| Standard Atomic Weight | 144.242 u | 222 u |
| Period | 6 | 6 |
| Group | N/A | 18 |
| Block | s | p |
| Phase at STP | solid | gas |
| Electron configuration | [Xe]6s24f4 | [Xe]6s24f145d106p6 |
| Oxidation states | [0, 2, 3, 4] | [0, 2, 6] |
| Electronegativity (Pauling) | 1.14 | N/A |
| Electron affinity | 1.913 eV | -0.7 eV |
| Density | 7010 kg/m³ | 9.73 kg/m³ |
| Melting point | 1020.85 °C | -71.15 °C |
| Boiling point | 3073.85 °C | -61.7 °C |
| Discovery year | 1841 | 1900 |