 |
Kr |
Krypton |
Kr | |
Atomic number |
|
36 | Atomic weight | 83.7982 amu | Stable and very long lived isotopes | 80Kr: 2.25%, 82Kr: 11.6%, 83Kr: 11.5%, 84Kr: 57.0%, 86Kr: 17.3% | Electronic configuration | 1s22s22p63s23p63d104s24p6 | Sample compounds | KrF2
| 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 | N/A 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 |
Wikipedia article about Krypton |
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