Silver arsenate
Silver arsenate is an inorganic compound with the formula Ag3AsO4.[3] It has been used in qualitative analysis to distinguish between phosphate (Ag3PO4 is yellow) and arsenate(V) solutions.[4]
| Names | |
|---|---|
| IUPAC name
Silver arsorate | |
| Other names
Trisilver arsorate | |
| Identifiers | |
3D model (JSmol) |
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| ChemSpider | |
| ECHA InfoCard | 100.033.477 |
| EC Number |
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PubChem CID |
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| UNII | |
CompTox Dashboard (EPA) |
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| Properties | |
| Ag3AsO4 | |
| Molar mass | 462.52 g/mol |
| Appearance | brown powder/lumps |
| Density | 6.657 g/cm3 |
| Melting point | 830 °C (1,530 °F; 1,100 K) (decomposes) |
| 0.64 mg/L | |
Solubility product (Ksp) |
1.03×10−22[1] |
| Solubility | soluble in acid, aqueous ammonia |
| Structure | |
| cubic | |
| Thermochemistry | |
Std enthalpy of formation (ΔfH⦵298) |
-634 kJ/mol |
| Hazards | |
| GHS labelling:[2] | |
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| Danger | |
| H301, H331, H350, H410 | |
| P201, P202, P261, P264, P270, P271, P273, P281, P301+P310, P304+P340, P308+P313, P311, P330, P391, P403+P233, P405, P501 | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references | |
References
- John Rumble (June 18, 2018). CRC Handbook of Chemistry and Physics (99 ed.). CRC Press. pp. 5–189. ISBN 978-1138561632.
- "Silver arsenate". pubchem.ncbi.nlm.nih.gov. Retrieved 15 December 2021.
- American elements
- Godfrey, S.M.; et al. (1998). "Chapter 3". In Norman, N.C. (ed.). Chemistry of Arsenic, Antimony and Bismuth. Blackie Academic and Professional. ISBN 0-7514-0389-X.
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