Properties of mercury

Thermophysical properties for mercury (CAS: 7439-97-6). 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
    Hg: 1
  • CAS
    7439-97-6
  • Formula
    Hg
  • ID
    7439-97-6
  • InChI
    Hg
  • InChI Key
    QSHDDOUJBYECFT-UHFFFAOYSA-N
  • IUPAC Name
    mercury
  • Molecular Weight (kg)
    200.59
  • Phase
    l
  • PubChem ID
    2.3931e+4
  • SMILES
    [Hg]
  • Synonyms

Physical Properties

  • Acentric factor
    -0.1644
  • Critical pressure (bar)
    1608.03
  • Critical temperature (°C)
    1461.85
  • Critical volume (m³/kmol)
    0.035
  • Dipole moment
  • Melting temperature (°C)
    -38.829
  • Normal boiling temperature (°C)
    356.619

State-dependent Properties

  • API gravity
    -121.073
  • Compressibility factor
    6.0582e-4
  • Density (kg/m³)
    1.3534e+4
  • Dynamic viscosity (cP)
    1.54032
  • Enthalpy of vaporization (mass) (kJ)
    206.342
  • Enthalpy of vaporization (molar) (kJ/kmol)
    4.1390e+4
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
    -5.0118e-7
  • Kinematic viscosity
    1.1381e-7
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    27.9765
  • Molar volume (m³/kmol)
    0.0148216
  • Parachor
    1.2309e-5
  • Poynting correction factor
    1.00061
  • Prandtl number
    0.0267112
  • Saturation pressure (bar)
    2.6133e-6
  • Saturation temperature (°C)
    356.621
  • Solubility parameter
    5.1238e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    13.5469
  • Specific heat capacity (kJ/kg·K)
    0.139471
  • Surface tension
    0.474476
  • Thermal conductivity
    8.04265
  • Thermal diffusivity
    4.2609e-6

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