Rubidium compounds: dirubidium pentasulphide

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The rubidium in dirubidium pentasulphide formally is in the oxidation state 1.

Dirubidium pentasulphide

  • Formula as often written: Rb2S5
  • Hill system formula: Rb2S5
  • CAS registry number: [12137-98-3]
  • Formula weight: 331.266
  • Class: sulphide

Synonyms

  • dirubidium pentasulphide
  • rubidium(I) persulphide
  • dirubidium pentasulfide
  • dirubidium persulfide
  • dirubidium persulphide
  • rubidium persulfide
  • rubidium persulphide
  • rubidium(I) persulfide

Physical properties

  • Colour: red-brown
  • Appearance: solid
  • Melting point: 230°C
  • Boiling point:
  • Density:

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Element analysis

Element percentages for the elements in dirubidium pentasulphide
Element %
Rb 51.60
S 48.40

Synthesis

Not available

Isotope pattern

What follows is the calculated isotope pattern for the Rb2S5 unit with the most intense ion set to 100%.

Formula: Rb2S5

mass  %
330 100.0 __________________________________________________
331 4.0 __
332 99.3 __________________________________________________
333 3.7 __
334 34.1 _________________
335 1.2 _
336 5.0 __
337 0.1
338 0.4
339 0.0
340 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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