砷酸鏑是鏑的砷酸鹽,化學式為DyAsO4。它有着很好的熱穩定性,其pKsp,c為23.83±0.06。[1]砷酸鏑具有ZrSiO4結構。[2]
砷酸鏑 | |
---|---|
識別 | |
CAS號 | 27746-50-5 |
性質 | |
化學式 | DyAsO4 |
外觀 | 固體 |
溶解性(水) | 難溶 |
若非註明,所有數據均出自標準狀態(25 ℃,100 kPa)下。 |
製備
砷酸鏑可由砷酸鈉(Na3AsO4)和氯化鏑(DyCl3)在溶液中反應製得:[3]
- Na3AsO4 + DyCl3 → 3 NaCl + DyAsO4↓
參考文獻
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