Properties of lanthanum
Thermophysical properties for lanthanum (CAS: 7439-91-0). 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
- AtomsLa: 1
- CAS7439-91-0
- FormulaLa
- ID7439-91-0
- InChILa
- InChI KeyFZLIPJUXYLNCLC-UHFFFAOYSA-N
- IUPAC Namelanthanum
- Molecular Weight (kg)138.905
- Phases
- PubChem ID2.3926e+4
- SMILES[La]
- Synonyms
Physical Properties
- Acentric factor0.145167
- Critical pressure (bar)5460
- Critical temperature (°C)9237.85
- Critical volume (m³/kmol)0.0365
- Dipole moment
- Melting temperature (°C)920
- Normal boiling temperature (°C)3464
State-dependent Properties
- API gravity-107.702
- Compressibility factor9.2319e-4
- Density (kg/m³)6150.02
- Dynamic viscosity (cP)0
- Enthalpy of vaporization (mass) (kJ)5386.91
- Enthalpy of vaporization (molar) (kJ/kmol)7.4827e+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))25.9749
- Molar volume (m³/kmol)0.0225862
- Parachor2.2262e-5
- Poynting correction factor1.00096
- Prandtl number
- Saturation pressure (bar)3.3338e-68
- Saturation temperature (°C)3433.51
- Solubility parameter1.7858e+5
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity6.15607
- Specific heat capacity (kJ/kg·K)0.186997
- Surface tension0.81815
- 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