Physical and chemical properties of Ruthenium

Atomic Number:44
Element Symbol:Ru
Element Name:Ruthenium
Atomic Weight:101.07
Group Number:8
Group Name:Precious metal or Platinum group metal
Period Number:5
Ground State Configuration:[Kr] 4d7 5s
Ground State Level:5F5
Standard State:Solid
Bond Length:265.0
Atomic Radius Empirical:130
Atomic Radius Calculated:178
Covalent Radius Empirical:126
Electron Affinity:101.3
First Ionization Energy:710.2
Pauling Electronegativity:2.2
Allred Rochow Electronegativity:1.42
Density Of Solid:12370
Molar Volume:8.17
Velocity Of Sound:5970
Youngs Modulus:447
Rigidity Modulus:173
Bulk Modulus:220
Poissons Ratio:0.30
Mineral Hardness:6.5
Brinell Hardness:2160
Electrical Resistivity:7.1
Melting Point:2334
Boiling Point:4150
Superconduction Temperature:-272.66
Thermal Conductivity:120
Coefficient Of Linear Expansion:6.4
Enthalpy Of Fusion:25.7
Enthalpy Of Vaporization:580
Enthalpy Of Atmization:652
Most Common Oxidation Numbers:4,3
Color:Silvery white metallic
Discovered By:Karl Karlovich Klaus
Discovered At:Russia
Discovered When:1844
Origin Of Name:From the Latin word Ruthenia meaning Russia

Calculate the molecular weight of Ruthenium or molecular weight Ru.

Also see the full list of chemical elements and atomic weights.

Compounds that contain Ruthenium