Ruthenium chemical symbol, black isolated silhouette
Schlüsselwörter
ruthenium,
chemical,
symbol,
element,
periodic,
table,
atomic,
number,
44,
transition,
metal,
platinum,
group,
silvery,
grey,
melting,
point,
boiling,
density,
electron,
configuration,
oxidation,
state,
catalyst,
alloy,
electrical,
contact,
resistor,
solar,
energy,
rare,
discovery,
karl,
uranium,
ore,
toxicity,
industrial,
application,
corrosion
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