83
Bi
Bismuth
Post-transition metal period 6 group 15 p-block discovered: 1753
As a chemical element
Properties of the atom — they do not depend on what substance it is part of.
- Atomic number
- 83
- Atomic mass
- 208.98040 a.m.u.
- Electron configuration
- [Xe]6s2 4f14 5d10 6p3
- Electronegativity
- 2.02 on the Pauling scale
- Atomic radius
- 207 pm
- Ionization energy
- 7.289 eV
- Electron affinity
- 0.946 eV
- Oxidation states
- +5, +3
As a simple substance
Properties of the substance these atoms form under ordinary conditions.
- State at 25 °C
- Solid
- Melting point
- 544.55 K (271,4 °C)
- Boiling point
- 1837 K (1 563,85 °C)
- Density
- 9.807 g/cm³