Neodymium tungstate
{{Chembox
| OtherNames = Neodymium(III) wolframate
Neodymi(III) tungstate
Neodymium wolframate
| Section1 = {{Chembox Identifiers
| CASNo = 14014-27-8
| PubChem = 44148797
| EINECS = 237-828-9
| SMILES = [O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Nd+3].[Nd+3].[W].[W].[W]
| InChI = 1S/2Nd.12O.3W/q2*+3;12*-2;;;
| InChIKey = GXEGJIVZLXITCF-UHFFFAOYSA-N}}
| Section2 = {{Chembox Properties
| Formula = Nd2(WO4)3
| MolarMass = 1031,9968 g/mol (anhydrous)
1194,13432 g/mol (nonahydrate)
| Appearance = light purple crystals{{Cite book |last1=Villars |first1=Pierre |url=https://books.google.com/books?id=ycw0DwAAQBAJ&pg=PT2514 |title=Handbook |last2=Cenzual |first2=Karin |last3=Gladyshevskii |first3=Roman |date=2017-07-24 |publisher=Walter de Gruyter GmbH & Co KG |isbn=978-3-11-043655-6 |language=en}}
| Density = 7,02 g/cm3
| MeltingPtC = 1135
| Solubility = 21 mg/100 mL (20 °C)
27 mg/100 mL (100 °C)}}
| Section3 = {{Chembox Hazards}}
| Section4 = {{Chembox Related
| OtherAnions = Neodymium chromate
Neodymium molybdate
| OtherCations = Praseodymium tungstate
Promethium tungstate
Samarium tungstate}}}}
Neodymium tungstate is an inorganic compound, a salt of neodymium and tungstic acid with the chemical formula Nd2(WO4)3. It forms hydrated light purple crystals that are slightly soluble in water.
Properties
Neodymium tungstate forms the crystal of a monoclinic crystal system, with space group A 2/a, lattice constants a = 1.151 nm, b = 1.159 nm, c = 0.775 nm and β = 109.67 °.{{cite book| chapter = | chapter-url = | format = | title = Ternary Compounds, Organic Semiconductors | orig-year = | author1 = O. Madelung|author2= U. Rössler|author3= M. Schulz | edition = |location= |date = 2000 |publisher= Landolt-Börnstein |volume= 41E | pages = 1–5| series = | doi = 10.1007/10717201_1245| isbn = 978-3-540-66781-0| url = http://link.springer.com/chapter/10.1007/10717201_1245}} It is insoluble in ethanol and acetone and sparingly soluble in water. It forms the nonahydrate Nd2(WO4)3·9H2O.