51 Sb 121.76

Antimony

Category: Metalloid | State: Solid

Atomic Properties

Atomic Number 51
Atomic Mass 121.76
Electronic Configuration [Kr] 4d¹⁰ 5s² 5p³

Periodic Table Placement

Group 15
Period 5
Block p-block

Physical Properties & Discovery

Melting Point 630.6°C
Boiling Point 1587°C
Density 6.685 g/cm³
Discovered By Known to ancients (ancient)

Frequently Asked Questions about Antimony