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PERIODIC TABLE
Rhenium
Atomic No. 75
Re
Rhenium
About Rhenium
Rhenium is a transition metal with atomic number 75 that combines a very high melting point with chemistry spanning several oxidation states. Rhenium is added to selected nickel superalloys for turbine blades and to tungsten and molybdenum alloys for demanding thermal applications. Rhenium also serves in chemical catalysts, including systems used for hydrogenation.
Properties
- Atomic Number
- 75
- Atomic Symbol
- Re
- Atomic Mass
- 186.207
- CAS No.
- 7440-15-5
- Density
- 21.02 g/cm³
- Series
- transition metal
- Melting Point
- 3,186°C
- Boiling Point
- 5,596°C
- Thermal Conductivity
- 0.48 W/cm °C
- Heat of Fusion
- 33 kJ/mol
- Heat of Vaporization
- 705 kJ/mol
- Electronegativity
- 1.9 pauling
- Crystal Structure
- Hexagonal
- Electrical Conductivity
- 5.6×106 S/m
Rhenium Products
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