name | Ruthenium |
latin | Ruthenium |
french | Ruthénium |
german | Ruthenium |
symbol | Ru |
proton number | 44 |
atomic weight | 101.07 |
Pauling electronegativity | 2.2 |
electronic configuration | [Kr] 4d75s1 1s22s22p63s23p63d104s24p64d75s1 |
melting point | 2607 K, 2334°C, 4233°F |
boiling point | 4423 K, 4150°C, 7502°F |
group | 8 |
period | 5 |
state (by 20°C) | solid |
oxidation states | +3, +4, +6, +8 |
Year of discovery | Discoverers |
1828 | Gottfried W. Osann |
1844 | Karl Klaus |