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 |
| |
| name |
Osmium |
| latin |
Osmium |
| french |
Osmium |
| german |
Osmium |
| symbol |
Os |
| proton number |
76 |
| atomic weight |
190.23 |
| Pauling electronegativity |
2.2 |
| electronic configuration |
[Xe] 4f145d66s2
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| melting point |
3306 K, 3033°C, 5491°F |
| boiling point |
5285 K, 5012°C, 9053°F |
| group |
8 |
| period |
6 |
| state (by 20°C) |
solid |
| oxidation states |
+3, +4, +6, +8 |
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|
Discoverer
| Year of discovery |
Discoverer |
| 1804 |
Smithson Tennant (1761-1815) |
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Czech version