Properties of chromium

Thermophysical properties for chromium (CAS: 7440-47-3). 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
    Cr: 1
  • CAS
    7440-47-3
  • Formula
    Cr
  • ID
    7440-47-3
  • InChI
    Cr
  • InChI Key
    VYZAMTAEIAYCRO-UHFFFAOYSA-N
  • IUPAC Name
    chromium
  • Molecular Weight (kg)
    51.9961
  • Phase
    s
  • PubChem ID
    2.3976e+4
  • SMILES
    [Cr]
  • Synonyms

Physical Properties

  • Acentric factor
    -0.506452
  • Critical pressure (bar)
    5784.1
  • Critical temperature (°C)
    8287.78
  • Critical volume (m³/kmol)
    0.03692
  • Dipole moment
    0
  • Melting temperature (°C)
    1907
  • Normal boiling temperature (°C)
    2671

State-dependent Properties

  • API gravity
    -109.062
  • Compressibility factor
    2.9724e-4
  • Density (kg/m³)
    7150.01
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    0
  • Enthalpy of vaporization (molar) (kJ/kmol)
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
  • Kinematic viscosity
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    23.4341
  • Molar volume (m³/kmol)
    0.00727217
  • Parachor
    1.0701e-5
  • Poynting correction factor
    1.00034
  • Prandtl number
  • Saturation pressure (bar)
    2.7058e-53
  • Saturation temperature (°C)
    2480.2
  • Solubility parameter
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    7.15705
  • Specific heat capacity (kJ/kg·K)
    0.45069
  • Surface tension
    2.82272
  • Thermal conductivity
    93.9057
  • Thermal diffusivity

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