Definitions for ruthenium
  • Ruthenium (n.) - A rare element of the light platinum group, found associated with platinum ores, and isolated as a hard, brittle steel-gray metal which is very infusible. Symbol Ru. Atomic weight 103.5. Specific gravity 12.26. See Platinum metals, under Platinum.
  • Rutheniums - Sorry, we do not have a definition for this word
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