WebElements Periodic Table of the Elements | Samarium

Samarium compounds: samarium trichloride

The samarium in samarium trichloride formally is in the oxidation state 3.

Samarium trichloride

Formula as often written: SmCl₃
Hill system formula: Cl₃Sm₁
CAS registry number: [10361-82-7]
Formula weight: 256.718
Class: chloride

Synonyms

samarium trichloride
samarium(III) chloride
samarium chloride

Physical properties

Colour: yellow
Appearance: crystalline solid
Melting point: 682°C
Boiling point: hydrolyses[[3]]
Density: 4460 kg m^-3

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Element analysis

Element percentages for the elements in samarium trichloride
Element	%
Cl	41.43
Sm	58.57

Synthesis

Not available

Isotope pattern

What follows is the calculated isotope pattern for the SmCl₃ unit with the most intense ion set to 100%.

Formula: Sm₁Cl₃

mass  %
249   6.1 ___
250   0.0 
251   5.8 ___
252  29.4 _______________
253  24.0 ____________
254  55.3 ____________________________
255  36.0 __________________
256  35.0 __________________
257  73.1 _____________________________________
258   9.3 _____
259 100.0 __________________________________________________
260   0.9 
261  59.3 ______________________________
262   0.0 
263  15.4 ________
264   0.0 
265   1.5 _

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.