Arsenic tetroxide
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| Names | |
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| IUPAC name
Arsenic(III,V) dioxide
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| Identifiers | |
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)
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[1910.1018] TWA 0.010 mg/m3[1] |
REL (Recommended)
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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 formula As2O4, containing As(III) and As(V), AsIIIAsVO4.[2]
Synthesis
It can be synthesized in an autoclave via the following reaction:
- 2 As
2O
3 + O
2 → 2 As
2O
4
Structure
It adopts a layer structure, and the
tetrahedral.[2]
References
- ^ a b c NIOSH Pocket Guide to Chemical Hazards. "#0038". National Institute for Occupational Safety and Health (NIOSH).
- ^ .
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