Xenon |
Symbol | Xe |
---|---|
Latin name | Xenon |
Atomic number | 54 |
Period | 5 |
Element category | Noble gases |
Relative atomic mass | 131.29 |
Group | VIII.A |
Oxidation numbers | 2, 4, 6, 8 |
Electron configuration | 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 5s2 5p6 |
Density [g/cm3] | 0.0058671 |
State | Gas |
Melting point [°C] | -111.82 |
Boiling point [°C] | -108.12 |
Critical point [°C] | 16.62 |
Critical pressure [MPa] | 5.841 |
Atomic radius [pm] | 108 |
Covalent radius [pm] | 130 |
Thermal conductivity [W m-1K-1] | 0.00569 |
Heat capacity [J K-1g-1] | 0.158 |
Discovery | 1898 |
1.st ionization energy [eV] | 12.1299 |
2.nd ionization energy [eV] | 21.21 |
3.rd ionization energy [eV] | 32.1 |
Stable isotopes | 2 |
Unstable isotopes | 22 |