44 Ru 101.07

Ruthenium

Category: Transition metal | State: Solid

Atomic Properties

Atomic Number 44
Atomic Mass 101.07
Electronic Configuration [Kr] 4d⁷ 5s¹

Periodic Table Placement

Group 8
Period 5
Block d-block

Physical Properties & Discovery

Melting Point 2334°C
Boiling Point 4150°C
Density 12.37 g/cm³
Discovered By Karl Ernst Claus (1844)

Frequently Asked Questions about Ruthenium