Properties of hydrogen iodide
Thermophysical properties for hydrogen iodide (CAS: 10034-85-2). 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
- AtomsH: 1, I: 1
- CAS10034-85-2
- FormulaHI
- ID10034-85-2
- InChIHI/h1H
- InChI KeyXMBWDFGMSWQBCA-UHFFFAOYSA-N
- IUPAC Nameiodane
- Molecular Weight (kg)127.912
- Phaseg
- PubChem ID2.4841e+4
- SMILESI
- Synonyms
Physical Properties
- Acentric factor0.05
- Critical pressure (bar)83.0865
- Critical temperature (°C)150.85
- Critical volume (m³/kmol)0.131
- Dipole moment0.45
- Melting temperature (°C)-50.76
- Normal boiling temperature (°C)-35.55
State-dependent Properties
- API gravity-76.4286
- Compressibility factor1
- Density (kg/m³)5.2283
- Dynamic viscosity (cP)0.0189844
- Enthalpy of vaporization (mass) (kJ)136.767
- Enthalpy of vaporization (molar) (kJ/kmol)1.7494e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient3.0030e-13
- Kinematic viscosity3.6311e-6
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))29.1626
- Molar volume (m³/kmol)24.4654
- Parachor1.8437e-5
- Poynting correction factor0.985966
- Prandtl number0.716986
- Saturation pressure (bar)7.91575
- Saturation temperature (°C)-35.4076
- Solubility parameter1.7200e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity4.41415
- Specific heat capacity (kJ/kg·K)0.227989
- Surface tension0.0172668
- Thermal conductivity0.00603671
- Thermal diffusivity5.0644e-6
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)-273.15
- Lower flammability limit0.264738
- Upper flammability limit0.226403
Environmental Properties
- Global warming potential
- Ozone depletion potential