Thorium diselenide

Thorium compounds: thorium diselenide

The thorium in thorium diselenide formally is in the oxidation state 4.

Thorium diselenide

• Formula as often written: ThSe₂
• Hill system formula: Se₂Th₁
• CAS registry number: [60763-24-8]
• Formula weight: 389.958
• Class: selenide

Synonyms

• thorium diselenide
• thorium(IV) selenide
• thorium selenide

Physical properties

• Colour:
• Appearance: crystalline solid
• Melting point:
• Boiling point:
• Density: 8500 kg m^-3

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Element analysis

Element percentages for the elements in thorium diselenide

Element	%
Se	40.50
Th	59.50

Synthesis

Not available

Solid state structure

• Geometry of thorium:
• Prototypical structure:

Isotope pattern

What follows is the calculated isotope pattern for the ThSe₂ unit with the most intense ion set to 100%.

Formula: Th₁Se₂

mass  %
380   0.0 
381   0.0 
382   0.6 
383   0.1 
384   4.3 __
385   0.5 
386  17.7 _________
387   1.2 _
388  50.6 _________________________
389   2.6 _
390  86.5 ___________________________________________
391   0.5 
392 100.0 __________________________________________________
393   0.0 
394  31.5 ________________
395   0.0 
396   2.9 _

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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Thorium	Thorium
Thorium	Thorium
Torio	Torio
Torium	Tório