83 Bi 208.980401
Bismuth
POST-TRANSITION METAL
Phase: Solid
Discovered: Claude François Geoffroy
Block: P
Summary
Bismuth is a chemical element with symbol Bi and atomic number 83. Bismuth, a pentavalent post-transition metal, chemically resembles arsenic and antimony. Elemental bismuth may occur naturally, although its sulfide and oxide form important commercial ores.
Source: WikipediaPhysical Properties
Atomic Mass 208.980401 u
Density 9.78 g/cm³
Melting Point 544.7 K
Boiling Point 1837 K