PERIODIC TABLE
Iridium
Atomic No. 77
Ir
Iridium
About Iridium
Iridium is a dense platinum group metal with atomic number 77 and exceptional resistance to corrosion. Iridium is used in spark plug contacts and in crucibles for growing selected single crystals. Iridium based catalysts are also used in water electrolysis, connecting its materials chemistry to hydrogen production.
Properties
- Atomic Number
- 77
- Atomic Symbol
- Ir
- Atomic Mass
- 192.217
- CAS No.
- 7439-88-5
- Density
- 22.56 g/cm³
- Series
- transition metal
- Melting Point
- 2,466°C
- Boiling Point
- 4,428°C
- Thermal Conductivity
- 1.5 W/cm °C
- Heat of Fusion
- 26 kJ/mol
- Heat of Vaporization
- 560 kJ/mol
- Electronegativity
- 2.2 pauling
- Crystal Structure
- Cubic
- Electrical Conductivity
- 2.1×107 S/m
Iridium Products
Browse Lorad materials associated with Iridium and refine the list by chemistry, application, or availability.
No matching Iridium products
Try adjusting the available filters, or browse the complete product catalog.
View All Products