Selenium trioxide
| Selenium trioxide | |
|---|---|
| Selenium trioxide | |
| 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 | 3.44 g/cm3, solid |
| Solubility in water | ? |
| Melting point | 118°C |
| Boiling point | ? °C |
| 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.
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