Properties of ruthenium
Thermophysical properties for ruthenium (CAS: 7440-18-8). Use the selector below to view properties in different unit systems.
Calculation Conditions
The following state-dependent properties were calculated at these standard conditions.
Temperature
25 °C
Pressure
1.01325 bar
Need properties at a different state? Use our interactive calculator.
Open CalculatorIdentification
- AtomsRu: 1
- CAS7440-18-8
- FormulaRu
- ID7440-18-8
- InChIRu
- InChI KeyKJTLSVCANCCWHF-UHFFFAOYSA-N
- IUPAC Nameruthenium
- Molecular Weight (kg)101.07
- Phases
- PubChem ID2.3950e+4
- SMILES[Ru]
- Synonyms
Physical Properties
- Acentric factor7.1561e-7
- Critical pressure (bar)9165
- Critical temperature (°C)1.4974e+4
- Critical volume (m³/kmol)0.0415
- Dipole moment
- Melting temperature (°C)2333
- Normal boiling temperature (°C)4147
State-dependent Properties
- API gravity-118.227
- Compressibility factor3.4142e-4
- Density (kg/m³)1.2100e+4
- Dynamic viscosity (cP)0
- Enthalpy of vaporization (mass) (kJ)7056.96
- Enthalpy of vaporization (molar) (kJ/kmol)7.1325e+5
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient
- Kinematic viscosity
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))23.975
- Molar volume (m³/kmol)0.00835289
- Parachor1.2314e-5
- Poynting correction factor1.00039
- Prandtl number
- Saturation pressure (bar)3.6984e-133
- Saturation temperature (°C)5409.75
- Solubility parameter2.7367e+5
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity12.1119
- Specific heat capacity (kJ/kg·K)0.237212
- Surface tension2.83045
- Thermal conductivity
- Thermal diffusivity
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)-273.15
- Lower flammability limit
- Upper flammability limit
Environmental Properties
- Global warming potential
- Ozone depletion potential