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 1s22s22p63s23p63d54s1 |
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 |
Year of discovery | Discoverer |
1798 | Louis N. Vauquelin (1763-1829) |