| Attribute | Value |
|---|---|
| Symbol | Lr |
| Standard state | Solid |
| Atomic mass | 266.12 u |
| Electron configuration | [Rn]7s²5f¹⁴6d¹ |
| Oxidation states |
|
| Electronegativity (pauling scale) | 1.3 |
| Melting point | 1900 K |
| Atomic number | 103 |
| Group name | Actinide |
| Discovered | 1961 year |
| Atomic radius (van der waals) | Add |
| Ionization energy | Add |
| Electron affinity | Add |
| Boiling point | Add |
| Density | Add |