Properties of calcium

Thermophysical properties for calcium (CAS: 7440-70-2). 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
    Ca: 1
  • CAS
    7440-70-2
  • Formula
    Ca
  • ID
    7440-70-2
  • InChI
    Ca
  • InChI Key
    OYPRJOBELJOOCE-UHFFFAOYSA-N
  • IUPAC Name
    calcium
  • Molecular Weight (kg)
    40.078
  • Phase
    s
  • PubChem ID
    5.4603e+6
  • SMILES
    [Ca]
  • Synonyms

Physical Properties

  • Acentric factor
    0.1167
  • Critical pressure (bar)
    153
  • Critical temperature (°C)
    2993.85
  • Critical volume (m³/kmol)
    0.5171
  • Dipole moment
    0
  • Melting temperature (°C)
    842
  • Normal boiling temperature (°C)
    1484

State-dependent Properties

  • API gravity
    -28.9176
  • Compressibility factor
    0.00106373
  • Density (kg/m³)
    1540
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    5622.94
  • Enthalpy of vaporization (molar) (kJ/kmol)
    2.2536e+5
  • 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))
    25.9274
  • Molar volume (m³/kmol)
    0.0260247
  • Parachor
    2.3706e-5
  • Poynting correction factor
    1.00119
  • Prandtl number
  • Saturation pressure (bar)
    1.5550e-31
  • Saturation temperature (°C)
    1444.63
  • Solubility parameter
    8.7540e+4
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.54152
  • Specific heat capacity (kJ/kg·K)
    0.646925
  • Surface tension
    0.439288
  • Thermal conductivity
    201.001
  • 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