WebElements Periodic Table of the Elements | Gadolinium

Gadolinium compounds: gadolinium trichloride

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

Gadolinium trichloride

Formula as often written: GdCl₃
Hill system formula: Cl₃Gd₁
CAS registry number: [10138-52-0]
Formula weight: 263.608
Class: chloride

Synonyms

gadolinium trichloride
gadolinium(III) chloride
gadolinium chloride

Physical properties

Colour: white
Appearance: crystalline solid
Melting point: 602°C; 609°C
Boiling point: 1580°C
Density: 4500 kg m^-3

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Element analysis

Element percentages for the elements in gadolinium trichloride
Element	%
Cl	40.35
Gd	59.65

Synthesis

Not available

Solid state structure

Geometry of gadolinium: 9 coordinate: tricapped trigonal prismatic
Prototypical structure:

Crystal structure of gadolinium trichloride

Isotope pattern

What follows is the calculated isotope pattern for the GdCl₃ unit with the most intense ion set to 100%.

Formula: Gd₁Cl₃

mass  %
257   0.4 
258   0.0 
259   4.6 __
260  28.4 ______________
261  43.5 ______________________
262  57.4 _____________________________
263  86.8 ___________________________________________
264  37.6 ___________________
265 100.0 __________________________________________________
266  10.2 _____
267  56.2 ____________________________
268   1.0 
269  14.4 _______
270   0.0 
271   1.4 _

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.