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  • Elements

    THULIUM
    69
    Tm
    168.93421 (2)


    Physical properties

    This page outlines some physical properties of elemental thulium.

    Bulk properties

    Density of solid [/kg m-3]: 9321
    Molar volume [/cm3]: 19.1
    Velocity of sound [/m s-1]: no data

    Elastic properties

    Youngs modulus [/GPa]: 74
    Rigidity modulus [/GPa]: 31
    Bulk modulus [/GPa]: 45
    Poissons ratio [no units]: 0.21

    Hardnesses

    Mineral hardness [no units]: no data
    Brinell hardness [/MN m-2]: 471
    Vickers hardness [/MN m-2]: 520

    Electrical properties

    Electrical resistivity [/10-8 Ω m; or mΩ cm]: 70

    Optical properties

    Reflectivity [/%]: no data
    Refractive index [no units]: no data
    Fluorides
  • TmF3
  • Chlorides
  • TmCl2
  • TmCl3.7H2O
  • TmCl3
  • Bromides
  • TmBr2
  • TmBr3
  • Iodides
  • TmI2
  • TmI3
  • Hydrides
    none listed
    Oxides
  • Tm2O3
  • Sulfides
  • Tm2S3
  • Selenides
    none listed
    Tellurides
    none listed
    Nitrides
    none listed






    Our data and resources are taken from Web Elements