Re
75 transition metal Generated with AI
Rhenium
Symbol Re
Atomic Mass 186.2071
Rhenium is a chemical element with symbol Re and atomic number 75. It is a silvery-white, heavy, third-row transition metal in group 7 of the periodic table. With an estimated average concentration of 1 part per billion (ppb), rhenium is one of the rarest elements in the Earth’s crust.
Properties
- Phase: Solid
- Density: 21.02 g/cm³
- Melting Point: 3459 K
- Boiling Point: 5869 K