WebElements Periodic Table of the Elements | Samarium

Samarium compounds: disamarium trisulphide

The samarium in disamarium trisulphide formally is in the oxidation state 3.

Disamarium trisulphide

Formula as often written: Sm₂S₃
Hill system formula: S₃Sm₂
CAS registry number: [12067-22-0]
Formula weight: 396.918
Class: sulphide

Synonyms

disamarium trisulphide
samarium(III) sulphide
disamarium trisulfide
samarium sulfide
samarium sulphide
samarium(III) sulfide

Physical properties

Colour: grey-brown
Appearance: crystalline solid
Melting point: 1720°C
Boiling point:
Density: 5900 kg m^-3

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Element analysis

Element percentages for the elements in disamarium trisulphide
Element	%
S	24.24
Sm	75.76

Synthesis

Not available

Isotope pattern

What follows is the calculated isotope pattern for the Sm₂S₃ unit with the most intense ion set to 100%.

Formula: Sm₂S₃

mass  %
384   0.6 
385   0.0 
386   0.1 
387   5.9 ___
388   4.6 __
389   6.3 ___
390  18.0 _________
391  22.7 ___________
392  47.8 ________________________
393  38.0 ___________________
394  38.6 ___________________
395  69.4 ___________________________________
396  48.0 ________________________
397 100.0 __________________________________________________
398  65.8 _________________________________
399  53.7 ___________________________
400  75.8 ______________________________________
401   7.6 ____
402  86.5 ___________________________________________
403   2.2 _
404  43.5 ______________________
405   0.9 
406   4.9 __
407   0.1 
408   0.2 
409   0.0 
410   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.