Iridium
| Element Name | Iridium |
|---|---|
| Symbol | Ir |
| Atomic Number | 77 |
| Group | Transition Metal |
| Crystal Structure | Cubic: Face centered |
| Atomic Mass | 192.22 |
| Electronic Configuration | 2,8,18,32,15,2 |
| Orbital Configuration | [Xe] 4f14 5d7 6s2 |
| Valency | 3 |
| Melting Point | 2410°C |
| Boiling Point | 4130°C |
| Electo-negativity | 2.2 |
| Covalent Radius | 1.27 Å |
