Gold compounds: digold triselenide

gold symbol icon

The gold in digold triselenide formally is in the oxidation state 3.

Digold triselenide

  • Formula as often written: Au2Se3
  • Hill system formula: Au2Se3
  • CAS registry number: [1303-62-4]
  • Formula weight: 630.813
  • Class: selenide

Synonyms

  • digold triselenide
  • gold(III) selenide
  • gold selenide

Physical properties

  • Colour: black
  • Appearance: solid
  • Melting point: (decomposes)
  • Boiling point:
  • Density: 4650 kg m-3

Suppliers

Coming soon...

Element analysis

Element percentages for the elements in digold triselenide
Element %
Au 62.45
Se 37.55

Synthesis

Not available

Isotope pattern

What follows is the calculated isotope pattern for the Au2Se3 unit with the most intense ion set to 100%.

Formula: Au2Se3

mass  %
618   0.0 
619 0.0
620 0.1
621 0.0
622 0.9
623 0.1
624 4.5 __
625 0.6
626 15.8 ________
627 1.6 _
628 40.3 ____________________
629 2.7 _
630 76.2 ______________________________________
631 3.1 __
632 100.0 __________________________________________________
633 1.0
634 88.2 ____________________________________________
635 0.1
636 34.5 _________________
637 0.0
638 5.9 ___
639 0.0
640 0.4

References

The data on these compounds pages are assembled and adapted from the primary literature and several other sources including the following.

  • R.T. Sanderson in Chemical Periodicity, Reinhold, New York, USA, 1960.
  • N.N. Greenwood and A. Earnshaw in Chemistry of the Elements, 2nd edition, Butterworth, UK, 1997.
  • F.A. Cotton, G. Wilkinson, C.A. Murillo, and M. Bochmann, in Advanced Inorganic Chemistry, John Wiley & Sons, 1999.
  • A.F. Trotman-Dickenson, (ed.) in Comprehensive Inorganic Chemistry, Pergamon, Oxford, UK, 1973.
  • R.W.G. Wyckoff, in Crystal Structures, volume 1, Interscience, John Wiley & Sons, 1963.
  • A.R.West in Basic solid state chemistry Chemistry, John Wiley & Sons, 1999.
  • A.F. Wells in Structural inorganic chemistry, 4th edition, Oxford, UK, 1975.
  • J.D.H. Donnay, (ed.) in Crystal data determinative tables, ACA monograph number 5, American Crystallographic Association, USA, 1963.
  • D.R. Lide, (ed.) in Chemical Rubber Company handbook of chemistry and physics, CRC Press, Boca Raton, Florida, USA, 77th edition, 1996.
  • J.W. Mellor in A comprehensive treatise on inorganic and theoretical chemistry, volumes 1-16, Longmans, London, UK, 1922-1937.
  • J.E. Macintyre (ed.) in Dictionary of inorganic compounds, volumes 1-3, Chapman & Hall, London, UK, 1992.

WebElements Shop

WebElements now has a WebElements shop at which you can buy periodic table posters, mugs, T-shirts, games, fridge magnets, molecular models, and more.

Periodic Table fridge magnets Periodic Table fridge magnets
Buy our periodic table fridge magnets here

WebElements poster Periodic table t-shirts Periodic table mouse mats Molymod molecular model kits Chemistry educational resources

gold atomic number