Selenium trioxide

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Selenium trioxide
Image:Selenium trioxide.jpg
General
Other names
Molecular formula SeO3
Molar mass 126.96 g/mol
Appearance white crystals
hygroscopic
Crystal structure tetragonal
CAS number [13768-86-0]
Properties
Density and phase 3.6 g/cm3, solid
Solubility in water Very soluble, reacts
Melting point 117.85 - 118.85°C
Boiling point 180°C (decomposes)
Hazards
EU classification not listed
NFPA 704
Except where noted otherwise, data are given for
materials in their standard state (at 25 °C, 100 kPa)
Infobox disclaimer and references

Selenium trioxide (SeO3) is a chemical compound used in the manufacture of photoelectric cells and solar energy devices.

[edit] Bibliograpy

  • Schmidt, Prof. Dr. Max; Dr. P. Bornmann, Dr. Irmgard Wilhelm (1963-10-2). "The Chemistry of Selenium Trioxide". Angewandte Chemie International Edition in English 2 (11): 691-692. DOI:10.1002/anie.196306913. 


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