WebElements Periodic Table of the Elements | Tellurium

Tellurium compounds: tellurium trioxide

The tellurium in tellurium trioxide formally is in the oxidation state 6.

Tellurium trioxide

Formula as often written: TeO₃
Hill system formula: O₃Te₁
CAS registry number: [13451-18-8]
Formula weight: 175.598
Class: oxide

Synonyms

tellurium trioxide
tellurium(VI) oxide
tellurium oxide

Physical properties

Colour: white or yellow-orange
Appearance:
Melting point: 700°C; 430°C
Boiling point:
Density: 5070 kg m^-3

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Element analysis

Element percentages for the elements in tellurium trioxide
Element	%
O	27.33
Te	72.67

Synthesis

Not available

Solid state structure

Geometry of tellurium:
Prototypical structure:

Crystal structure of tellurium trioxide

Isotope pattern

What follows is the calculated isotope pattern for the TeO₃ unit with the most intense ion set to 100%.

Formula: Te₁O₃

mass  %
168   0.3 
169   0.0 
170   7.7 ____
171   2.7 _
172  14.2 _______
173  21.0 __________
174  55.9 ____________________________
175   0.2 
176  93.6 _______________________________________________
177   0.1 
178 100.0 __________________________________________________
179   0.1 
180   0.6

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.