Properties of bromine

Thermophysical properties for bromine (CAS: 7726-95-6). 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
    Br: 2
  • CAS
    7726-95-6
  • Formula
    Br2
  • ID
    7726-95-6
  • InChI
    Br2/c1-2
  • InChI Key
    GDTBXPJZTBHREO-UHFFFAOYSA-N
  • IUPAC Name
    molecular bromine
  • Molecular Weight (kg)
    159.808
  • Phase
    l
  • PubChem ID
    2.4408e+4
  • SMILES
    BrBr
  • Synonyms

Physical Properties

  • Acentric factor
    0.132
  • Critical pressure (bar)
    103.352
  • Critical temperature (°C)
    310.85
  • Critical volume (m³/kmol)
    0.127
  • Dipole moment
    0
  • Melting temperature (°C)
    -7.2
  • Normal boiling temperature (°C)
    58.8

State-dependent Properties

  • API gravity
    -86.4352
  • Compressibility factor
    0.00210408
  • Density (kg/m³)
    3104.45
  • Dynamic viscosity (cP)
    0.974998
  • Enthalpy of vaporization (mass) (kJ)
    194.803
  • Enthalpy of vaporization (molar) (kJ/kmol)
    3.1131e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -4.5481e-7
  • Kinematic viscosity
    3.1407e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    75.6853
  • Molar volume (m³/kmol)
    0.0514771
  • Parachor
    2.3132e-5
  • Poynting correction factor
    1.00151
  • Prandtl number
    3.83019
  • Saturation pressure (bar)
    0.284406
  • Saturation temperature (°C)
    58.7279
  • Solubility parameter
    2.3592e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    3.1075
  • Specific heat capacity (kJ/kg·K)
    0.473601
  • Surface tension
    0.040434
  • Thermal conductivity
    0.120558
  • Thermal diffusivity
    8.1997e-8

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    -1.08934
  • Upper flammability limit
    0.236951

Environmental Properties

  • Global warming potential
  • Ozone depletion potential