Electron Configuration

[Xe] 6s2 4f14 5d7

Iridium means "rainbow"
Melting Point: 2442.85 oC
Boiling Point: 4427.85 oC
Heat of Vaporization: 3183.85 J/g
Heat of Fusion: 137.34 J/g
Specific Heat Capacity: 0.131 J/g . Co or 0.03 cal/g . Co
Density: 22.5 g/cm3