Properties of triiodide

Thermophysical properties for triiodide (CAS: 14900-04-0). 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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Identification

  • Atoms
    I: 3
  • CAS
    14900-04-0
  • Formula
    I3-
  • ID
    14900-04-0
  • InChI
    I3/c1-3-2/q-1
  • InChI Key
    WRTMQOHKMFDUKX-UHFFFAOYSA-N
  • IUPAC Name
    triiodide
  • Molecular Weight (kg)
    380.713
  • Phase
    l
  • PubChem ID
    1.0505e+5
  • SMILES
    I[I-]I
  • Synonyms

Physical Properties

  • Acentric factor
    0.139078
  • Critical pressure (bar)
    56.7027
  • Critical temperature (°C)
    522.05
  • Critical volume (m³/kmol)
    0.3085
  • Dipole moment
  • Melting temperature (°C)
    -25.58
  • Normal boiling temperature (°C)
    206.57

State-dependent Properties

  • API gravity
    -94.4313
  • Compressibility factor
    0.00410353
  • Density (kg/m³)
    3792.17
  • Dynamic viscosity (cP)
    1.01431
  • Enthalpy of vaporization (mass) (kJ)
    123.359
  • Enthalpy of vaporization (molar) (kJ/kmol)
    4.6964e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -1.9030e-6
  • Kinematic viscosity
    2.6747e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    43.327
  • Molar volume (m³/kmol)
    0.100395
  • Parachor
    4.6798e-5
  • Poynting correction factor
    1.00411
  • Prandtl number
    1.07474
  • Saturation pressure (bar)
    0.00106883
  • Saturation temperature (°C)
    207.596
  • Solubility parameter
    2.1050e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    3.7959
  • Specific heat capacity (kJ/kg·K)
    0.113805
  • Surface tension
    0.0464437
  • Thermal conductivity
    0.107405
  • Thermal diffusivity
    2.4887e-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