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| Names | |
|---|---|
| IUPAC name
Arsenic(III,V) dioxide | |
| Identifiers | |
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3D model (JSmol) |
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| ChemSpider | |
PubChem CID |
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CompTox Dashboard (EPA) |
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| Properties | |
| As2O4 | |
| Molar mass | 213.839 g·mol−1 |
| Hazards | |
| NIOSH (US health exposure limits): | |
PEL (Permissible) |
[1910.1018] TWA 0.010 mg/m3[1] |
REL (Recommended) |
Ca C 0.002 mg/m3 [15-minute][1] |
IDLH (Immediate danger) |
Ca [5 mg/m3 (as As)][1] |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Arsenic tetroxide is an inorganic compound with the chemical formulaAs2O4, containing As(III) and As(V), AsIIIAsVO4.[2]
It can be synthesized in an autoclave via the following reaction:
It adopts a layer structure, and the coordination geometry of As(III) is triangular pyramid while As(V) is tetrahedral.[2]
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