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Line 1: − {{Element | name=Ruthenium | symbol=Ru | anumber=44 | amass=101.07 amu | state=Solid | class=Transition Metals | cstructure=Hexagonal | color=Silvery-white | date=1844 | discname=Karl Klaus ''(Polish chemist Jędrzej Śniadecki isolated element 44 in 1807. However his work was never verified, and he later withdrew his claim.)'' | origname=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=Produced as a by-product of nickel refining. }}+ − − [[Category:Elements]] − [[Category:Metals]]
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