Properties of hafnium iodide (HfI4)

Thermophysical properties for hafnium iodide (HfI4) (CAS: 13777-23-6). 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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Identification

  • Atoms
    Hf: 1, I: 4
  • CAS
    13777-23-6
  • Formula
    HfI4
  • ID
    13777-23-6
  • InChI
    Hf.4HI/h;4*1H/q+4;;;;/p-4
  • InChI Key
    YCJQNNVSZNFWAH-UHFFFAOYSA-J
  • IUPAC Name
    tetraiodohafnium
  • Molecular Weight (kg)
    686.108
  • Phase
    l
  • PubChem ID
    8.3726e+4
  • SMILES
    [Hf+4].[I-].[I-].[I-].[I-]
  • Synonyms

Physical Properties

  • Acentric factor
    1.01067
  • Critical pressure (bar)
    49.92
  • Critical temperature (°C)
    642.85
  • Critical volume (m³/kmol)
    0.528
  • Dipole moment
  • Melting temperature (°C)
    -273.15
  • Normal boiling temperature (°C)
    400

State-dependent Properties

  • API gravity
    -98.7276
  • Compressibility factor
    0.00651902
  • Density (kg/m³)
    4301.87
  • Dynamic viscosity (cP)
    3.43623
  • Enthalpy of vaporization (mass) (kJ)
    210.344
  • Enthalpy of vaporization (molar) (kJ/kmol)
    1.4432e+5
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -2.0172e-6
  • Kinematic viscosity
    7.9877e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    72.2792
  • Molar volume (m³/kmol)
    0.15949
  • Parachor
    8.2820e-5
  • Poynting correction factor
    1.00654
  • Prandtl number
    2.59513
  • Saturation pressure (bar)
    3.7502e-12
  • Saturation temperature (°C)
    397.716
  • Solubility parameter
    2.9822e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    4.30611
  • Specific heat capacity (kJ/kg·K)
    0.105347
  • Surface tension
    0.0708342
  • Thermal conductivity
    0.13949
  • Thermal diffusivity
    3.0780e-7

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