| Attribute | Value |
|---|---|
| Symbol | Rh |
| Standard state | Solid |
| Atomic mass | 102.9055 u |
| Electron configuration | [Kr]5s¹4d⁸ |
| Oxidation states |
|
| Electronegativity (pauling scale) | 2.28 |
| Atomic radius (van der waals) | 195 pm |
| Ionization energy | 7.459 eV |
| Electron affinity | 1.137 eV |
| Melting point | 2237 K |
| Boiling point | 3968 K |
| Density | 12.4 g/cm³ |
| Atomic number | 45 |
| Group name | Transition metal |
| Discovered | 1803 year |