Samarium(III) arsenate
Chemical compound
From Wikipedia, the free encyclopedia
Samarium(III) arsenate is an arsenate salt of samarium with the chemical formula SmAsO4. It has good thermal stability, and its pKsp,c is 22.73±0.08.[3]
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| Properties | |
| SmAsO4 | |
| Appearance | light yellow crystals[1] |
| Density | 5.77 g/cm3[2] |
| Insoluble | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Preparation
Samarium(III) arsenate can be produced by reacting sodium arsenate (Na3AsO4) and samarium(III) chloride (SmCl3) in solution:[4]
- Na3AsO4 + SmCl3 → 3 NaCl + SmAsO4↓
