Didysprosium trioxide

Dysprosium compounds: didysprosium trioxide

The dysprosium in didysprosium trioxide formally is in the oxidation state 3.

Didysprosium trioxide

• Formula as often written: Dy₂O₃
• Hill system formula: Dy₂O₃
• CAS registry number: [1308-87-8]
• Formula weight: 372.998
• Class: oxide

Synonyms

• didysprosium trioxide
• dysprosium(III) oxide
• dysprosium oxide

Physical properties

• Colour: white
• Appearance: crystalline solid
• Melting point: 2408°C
• Boiling point:
• Density: 7800 kg m^-3

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Element analysis

Element percentages for the elements in didysprosium trioxide

Element	%
Dy	87.13
O	12.87

Synthesis

Not available

Solid state structure

• Geometry of dysprosium:
• Prototypical structure:

Isotope pattern

What follows is the calculated isotope pattern for the Dy₂O₃ unit with the most intense ion set to 100%.

Formula: Dy₂O₃

mass  %
364   0.0 
365   0.1 
366   0.2 
367   0.3 
368   0.6 
369   4.0 __
370  20.6 __________
371  46.1 _______________________
372  73.7 _____________________________________
373 100.0 __________________________________________________
374  88.3 ____________________________________________
375  60.6 ______________________________
376  34.5 _________________
377   0.4 
378   0.2 

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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Dysprosium	Dysprosium
Dysprosium	Dysprosium
Disprosio	Disprosio
Dysprosium	Disprósio