| Atomic number |
|
36 |
| Atomic weight | 83.7982 amu |
| Density |
0.003733 g/cm3 (STP) |
| Melting | -157.22 °C |
| Boiling | -152.3 °C |
| Covalent radius | 1.10 Å |
| Van der Waals radius | 2.02 Å |
| Ionic radius | Å |
| First ionization potential | 14.000 eV = 112917 cm-1 = 1350.8 kJ/mol
|
| Electron affinity | 0.404 eV = 3260 cm-1 = 39.0 kJ/mol |
| Electronic configuration | 1s22s22p63s23p63d104s24p6 |
| Stable isotopes | 80Kr: 2.25%, 82Kr: 11.6%, 83Kr: 11.5%, 84Kr: 57.0%, 86Kr: 17.3% |
|
Wikipedia article about about Krypton |