Compare Element Properties
| Property | La Lanthanum | ? N/A |
|---|---|---|
| Atomic number | 57 | N/A |
| Symbol | La | N/A |
| Name | Lanthanum | N/A |
| Category | lanthanide | N/A |
| Standard Atomic Weight | 138.90547 u | N/A |
| Period | 6 | N/A |
| Group | N/A | N/A |
| Block | s | N/A |
| Phase at STP | solid | N/A |
| Electron configuration | [Xe]6s25d1 | N/A |
| Oxidation states | [0, 1, 2, 3] | N/A |
| Electronegativity (Pauling) | 1.1 | N/A |
| Electron affinity | 0.47 eV | N/A |
| Density | 6150 kg/m³ | N/A |
| Melting point | 917.85 °C | N/A |
| Boiling point | 3463.85 °C | N/A |
| Discovery year | 1839 | N/A |