Potassium compounds: dipotassium hexasulphide

potassium symbol icon

The potassium in dipotassium hexasulphide formally is in the oxidation state 1.

Dipotassium hexasulphide

  • Formula as often written: K2S6
  • Hill system formula: K2S6
  • CAS registry number: [37188-07-1]
  • Formula weight: 270.593
  • Class: sulphide

Synonyms

  • dipotassium hexasulphide
  • potassium(I) persulphide
  • dipotassium hexasulfide
  • dipotassium persulfide
  • dipotassium persulphide
  • potassium persulfide
  • potassium persulphide
  • potassium(I) persulfide

Physical properties

  • Colour:
  • Appearance: solid
  • Melting point: 196°C
  • Boiling point:
  • Density:

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Element analysis

Element percentages for the elements in dipotassium hexasulphide
Element %
K 28.90
S 71.10

Synthesis

Not available

Isotope pattern

What follows is the calculated isotope pattern for the K2S6 unit with the most intense ion set to 100%.

Formula: K2S6

mass  %
270 100.0 __________________________________________________
271 4.8 __
272 41.1 _____________________
273 1.7 _
274 7.5 ____
275 0.3
276 0.8
277 0.0
278 0.0

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.

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