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background
  • Key data; description
  • History
    • hydrogen around us
  • Uses
  • Geology
  • Biology
    • hydrogen compounds
  • Reactions of hydrogen
  • Compounds
  • Bond enthalpies
  • Radii in compounds
  • Lattice energies
  • Reduction potentials
    • nuclear properties
  • NMR
  • Naturally occurring isotopes
  • Radioisotopes
    • electronic properties
  • Electronic configuration
  • Ionization energies
  • Electron affinities
  • Electronegativities
  • Effective nuclear charges
  • Electron binding energies
  • Atom radii
  • Valence shell radii
    • physical properties
  • Bulk properties (density, resistivity, etc.)
  • Thermal properties (melting point, etc.)
  • Thermodynamic properties
    • crystallography
  • Crystal structure
    		•
    Elements

    TUNGSTEN
    74
    W
    183.84 (1)


    Effective Nuclear Charges

    The following are "Clementi-Raimondi" effective nuclear charges, Zeff. Follow the hyperlinks for more details and for graphs in various formats.

    1s 72.57  
    2s 54.67 2p 69.57  
    3s 51.87 3p 52.62 3d 60.45  
    4s 40.56 4p 39.55 4d 37.17 4f 34.71
    5s 23.54 5p 21.33 5d 16.74  
    6s 9.85 6p    
    7s  

    Effective nuclear charge (Clementi): 1s orbital
    Fluorides
  • WF4
  • WF6
  • [WF5]4
    • Chlorides
  • WCl2
  • WCl4
  • WCl6
  • [WCl5]2
  • [W6Cl12]Cl6
    • Bromides
  • WBr2
  • WBr3
  • WBr4
  • WBr5
  • WBr6
    • Iodides
  • WI2
  • WI3
  • WI4
    • Hydrides
    none listed
    Oxides
  • WO2
  • WO3
    • Sulfides
  • WS2
    • Selenides
  • WSe2
    • Tellurides
  • WTe2
    • Nitrides
    none listed



    Our data and resources are taken from Web Elements