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Bismuth (Bi)

From Wikipedia, the free encyclopediaBismuth 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.

Bismuth in the periodic table

Atomic number83
Element categoryPost-Transition Metal

Physical properties

Phase at STPSolid
Density9.78 g/cm3
Atomic weight208.98 u
Melting point544.7 K
271.55 °C
520.79 °F
Boiling point1837 K
1563.85 °C
2846.93 °F

Atomic properties

Electronegativity (Pauling Scale)2.02
Electron affinity90.924 kJ/mol
Oxidation states−3, −2, −1, +1, +2, +3, +4, +5
(a mildly acidic oxide)
Ionization energies
1703 kJ/mol
2 1610 kJ/mol
3 2466 kJ/mol
4 4370 kJ/mol
5 5400 kJ/mol
6 8520 kJ/mol

Electron configuration

Elektronkonfiguration (shorthand)[Xe] 4f14 5d10 6s2 6p3
Electron configuration1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 4f14 5s2 5p6 5d10 6s2 6p3
Electrons per shell2, 8, 18, 32, 18, 5


Discovered byJabirian corpus
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