Properties of fluorine

Thermophysical properties for fluorine (CAS: 7782-41-4). 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
    F: 2
  • CAS
    7782-41-4
  • Formula
    F2
  • ID
    7782-41-4
  • InChI
    F2/c1-2
  • InChI Key
    PXGOKWXKJXAPGV-UHFFFAOYSA-N
  • IUPAC Name
    molecular fluorine
  • Molecular Weight (kg)
    37.9968
  • Phase
    g
  • PubChem ID
    2.4524e+4
  • SMILES
    FF
  • Synonyms

Physical Properties

  • Acentric factor
    0.0449
  • Critical pressure (bar)
    51.724
  • Critical temperature (°C)
    -128.736
  • Critical volume (m³/kmol)
    0.0640902
  • Dipole moment
    0
  • Melting temperature (°C)
    -219.67
  • Normal boiling temperature (°C)
    -188.113

State-dependent Properties

  • Compressibility factor
    1
  • Density (kg/m³)
    1.55308
  • Dynamic viscosity (cP)
    0.022755
  • Enthalpy of vaporization (mass) (kJ)
    0
  • Enthalpy of vaporization (molar) (kJ/kmol)
    0
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    2.7979e-13
  • Kinematic viscosity
    1.4651e-5
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    31.3013
  • Molar volume (m³/kmol)
    24.4654
  • Parachor
  • Poynting correction factor
  • Prandtl number
    0.602541
  • Saturation pressure (bar)
    1.5917e+8
  • Saturation temperature (°C)
    -188.113
  • Solubility parameter
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.31124
  • Specific heat capacity (kJ/kg·K)
    0.823788
  • Surface tension
    0
  • Thermal conductivity
    0.0311104
  • Thermal diffusivity
    2.4316e-5

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.148302
  • Upper flammability limit
    0.219027

Environmental Properties

  • Global warming potential
  • Ozone depletion potential

Failed Properties:

  • API gravityFailed