Properties of deuterium
Thermophysical properties for deuterium (CAS: 7782-39-0). 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
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Open CalculatorIdentification
- AtomsD: 2
- CAS7782-39-0
- FormulaD2
- ID7782-39-0
- InChIH2/h1H/i1+1D
- InChI KeyUFHFLCQGNIYNRP-VVKOMZTBSA-N
- IUPAC Namedeuterium
- Molecular Weight (kg)4.0282
- Phaseg
- PubChem ID2.4523e+4
- SMILES[2H][2H]
- Synonyms
Physical Properties
- Acentric factor-0.136
- Critical pressure (bar)16.796
- Critical temperature (°C)-234.81
- Critical volume (m³/kmol)0.0580383
- Dipole moment0
- Melting temperature (°C)-254.42
- Normal boiling temperature (°C)-249.489
State-dependent Properties
- Compressibility factor1
- Density (kg/m³)0.164649
- Dynamic viscosity (cP)0.0125869
- Enthalpy of vaporization (mass) (kJ)0
- Enthalpy of vaporization (molar) (kJ/kmol)0
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient3.0005e-13
- Kinematic viscosity7.6447e-5
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))29.1877
- Molar volume (m³/kmol)24.4654
- Parachor
- Poynting correction factor
- Prandtl number0.741414
- Saturation pressure (bar)4.4183e+11
- Saturation temperature (°C)-249.489
- Solubility parameter
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity0.13901
- Specific heat capacity (kJ/kg·K)7.24584
- Surface tension0
- Thermal conductivity0.123012
- Thermal diffusivity1.0311e-4
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
Failed Properties:
- API gravityFailed