Key information
Atomic number: 
44
Atomic weight: 
101.07
Density: 
12200 kg/m³
Boiling point: 
5173.16° K
Melting point: 
2773.16° K
Heat vapour: 
619.77 kJ/mol
Heat fusion: 
25.54 kJ/mol
Thermal conductivity: 
10 W/m/K
Specific heat capacity: 
0 J/kg/K

C. Claus (1796-1864) discovered Ruthenium in 1844. Ruthenium can be found in alloys used in the nibs of high quality fountain pens.

Ruthenium price $/oz
Yearlowhigh
19962955
19973841
19983965
Electron Shell: 
Amazon Books
Image of Chemistry of the Platinum Group Metals: Recent Developments (Studies in Inorganic Chemistry)
Author:
Publisher: Elsevier Science (1991)
Binding: Hardcover, 642 pages