Ruthenium
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| Ruthenium | |
|---|---|
| Properties | |
| Atomic symbol | Ru |
| Atomic number | 44 |
| Classification | Transition Metals |
| Atomic mass | 101.07 amu |
| Other Information | |
| Date of discovery | 1844 |
| Name of discoverer | Karl Klaus (Polish chemist JÄdrzej Åniadecki isolated element 44 in 1807. However his work was never verified, and he later withdrew his claim.) |
| Name origin | From Ruthenia, the Latin name of Russia. |
| Uses | Used to harden platinum and palladium. Also used in eye treatments, fountain pen tips, and electrical contacts. |
| Obtained from | Produced as a by-product of nickel refining. |
References