- Atomic Radius (Å)
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.
83
Atomic Number
208.98 u
Atomic Mass
544.67 K
Melting Point
1837 K
Boiling Point
9.78 g/cm³
Density
1.6 Å
Atomic Radius
1.48 Å
Covalent Radius
2.02
Electronegativity
7.29 eV
First Ionization Energy
90.92
Electron Affinity
6
Number of Shells
5
Electron Valency
2, 8, 18, 32, 18, 5
Electron Shell Occupations
0.12 J/g
Specific Heat