71 Lu 174.97

Lutetium

Category: Lanthanide | State: Solid

Atomic Properties

Atomic Number 71
Atomic Mass 174.97
Electronic Configuration [Xe] 4f¹⁴ 5d¹ 6s²

Periodic Table Placement

Group 3
Period 6
Block d-block

Physical Properties & Discovery

Melting Point 1663°C
Boiling Point 3402°C
Density 9.84 g/cm³
Discovered By Georges Urbain (1907)

Frequently Asked Questions about Lutetium