75 Re 186.21

Rhenium

Category: Transition metal | State: Solid

Atomic Properties

Atomic Number 75
Atomic Mass 186.21
Electronic Configuration [Xe] 4f¹⁴ 5d⁵ 6s²

Periodic Table Placement

Group 7
Period 6
Block d-block

Physical Properties & Discovery

Melting Point 3186°C
Boiling Point 5596°C
Density 21.02 g/cm³
Discovered By Walter Noddack, Ida Tacke, Otto Berg (1925)

Frequently Asked Questions about Rhenium