Germanium compounds: germanium disulphide

germanium symbol icon

The germanium in germanium disulphide formally is in the oxidation state 4.

Crystal structure of germanium disulphide

Germanium disulphide

  • Formula as often written: GeS2
  • Hill system formula: Ge1S2
  • CAS registry number: [12025-34-2]
  • Formula weight: 136.742
  • Class: sulphide


  • germanium disulphide
  • germanium(IV) sulphide
  • germanium disulfide
  • germanium sulfide
  • germanium sulphide
  • germanium(IV) sulfide

Physical properties

  • Colour: black
  • Appearance: crystalline solid
  • Melting point: 530°C
  • Boiling point:
  • Density: 3000 kg m-3


Coming soon...

Element analysis

Element percentages for the elements in germanium disulphide
Element %
Ge 53.10
S 46.90


Not available

Solid state structure

  • Geometry of germanium:
  • Prototypical structure:

Crystal structure of germanium disulphide

Isotope pattern

What follows is the calculated isotope pattern for the GeS2 unit with the most intense ion set to 100%.

Formula: Ge1S2

mass  %
134  55.0 ____________________________
135 0.9
136 76.6 ______________________________________
137 21.2 ___________
138 100.0 __________________________________________________
139 3.3 __
140 27.7 ______________
141 0.4
142 1.9 _
143 0.0
144 0.0


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

germanium atomic number