Element: Tungsten (W)

Element (Atom) NameTungsten
SymbolW
Physical state at room temperatureSolid
Element ClassificationMetal
Group NameNone
Period Number (Periodic table) 6
Group number (Periodic table)6
Atomic number74
Atomic weight183.84 (Ref: Jlab-ele074, Ciaaw-tungsten)183.9 (Ref: Lanl-74)
Atomic Radius210 pm (Van der Waals) (Ref: Lanl-74)
Density19.3 g/cm3 (Ref: Jlab-ele074)
Melting point3422°C (Ref: Jlab-ele074, Lanl-74)
Boiling point5555°C (Ref: Jlab-ele074)
5930 °C (Ref: Lanl-74)
Electron shell configuration1s2 
2s2 2p6 
3s2 3p6 3d10 
4s2 4p6 4d10 4f14 
5s2 5p6 5d4
6s2 
Oxidation States+6 (Ref: Jlab-ele074)
6, 5, 4, 3, 2, 1, 0, −1, −2, −4 ​(a mildly acidic oxide) (Ref: Lanl-74)
Ionization Energy7.98 eV (Ref: Jlab-ele074)
7.86403 eV (Ref: Nist-74)
Number of Stable Isotopes2
InChIInChI=1S/W (Ref: Pubchem-74)
InChI KeyWFKWXMTUELFFGS-UHFFFAOYSA-N (Ref: Pubchem-74)
Remarks 

REFERENCES

  • Jlab-ele074: https://education.jlab.org/itselemental/ele074.html
  • Lanl-74: https://periodic.lanl.gov/74.shtml
  • Ciaaw-tungsten : https://www.ciaaw.org/tungsten.htm
  • Nist-74: https://physics.nist.gov/cgi-bin/Elements/elInfo.pl?element=74
  • Pubchem-74: https://pubchem.ncbi.nlm.nih.gov/element/74
  • science.co.il: https://www.science.co.il/elements/

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