50
Sn
Tin
Post-transition metal period 5 group 14 p-block discovered: Ancient
As a chemical element
Properties of the atom — they do not depend on what substance it is part of.
- Atomic number
- 50
- Atomic mass
- 118.71 a.m.u.
- Electron configuration
- [Kr]5s2 4d10 5p2
- Electronegativity
- 1.96 on the Pauling scale
- Atomic radius
- 217 pm
- Ionization energy
- 7.344 eV
- Electron affinity
- 1.2 eV
- Oxidation states
- +4, +2
As a simple substance
Properties of the substance these atoms form under ordinary conditions.
- State at 25 °C
- Solid
- Melting point
- 505.08 K (231,93 °C)
- Boiling point
- 2875 K (2 601,85 °C)
- Density
- 7.287 g/cm³