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Chemical compound From Wikipedia, the free encyclopedia
Praseodymium arsenate is the arsenate salt of praseodymium, with the chemical formula of PrAsO4. It has good thermal stability.[citation needed] Its ferroelectric transition temperature is 52°C.[1]
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3D model (JSmol) |
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Properties | |
PrAsO4 | |
Appearance | solid |
insoluble | |
Related compounds | |
Other anions |
Praseodymium(III) nitrate Praseodymium(III) phosphate Praseodymium(III) antimonate Praseodymium(III) bismuthate Praseodymium(III) carbonate |
Other cations |
NdAsO4 |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Praseodymium arsenate be prepared by reacting sodium arsenate (Na3AsO4) and praseodymium chloride (PrCl3) in a solution:[2]
The product can also be obtained by reacting praseodymium(III,IV) oxide and diammonium hydrogen arsenate in hot dilute nitric acid in a stoichiometric ratio.[1]
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