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 |
| |
| name |
Krypton |
| latin |
Krypton |
| french |
Krypton |
| german |
Krypton |
| symbol |
Kr |
| proton number |
36 |
| atomic weight |
83.8 |
| Pauling electronegativity |
3 |
| electronic configuration |
[Ar] 3d104s24p6
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| melting point |
115.79 K, -157.36°C, -251.25°F |
| boiling point |
119.93 K, -153.22°C, -243.8°F |
| group |
18 |
| period |
4 |
| state (by 20°C) |
gas |
| oxidation states |
+2, +4 |
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(3)
|
Discoverer
| Year of discovery |
Discoverers |
| 1898 |
Sir William Ramsay (1852-1916)
Morris W. Travers (1872-1961) |
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Czech version