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 |
| |
| name |
Chromium |
| latin |
Chromium |
| french |
Chrome |
| german |
Chrom |
| symbol |
Cr |
| proton number |
24 |
| atomic weight |
51.9961 |
| Pauling electronegativity |
1.66 |
| electronic configuration |
[Ar] 3d54s1
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| melting point |
2180 K, 1907°C, 3464°F |
| boiling point |
2944 K, 2671°C, 4840°F |
| group |
6 |
| period |
4 |
| state (by 20°C) |
solid |
| oxidation states |
+2, +3, +6 |
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Discoverer
| Year of discovery |
Discoverer |
| 1798 |
Louis N. Vauquelin (1763-1829) |
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Czech version