View source for Chemistry:Caesium tungstate

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| OtherNames = Cesium tungstate, Cesium tungsten oxide
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| Section1 = {{Chembox Identifiers
| CASNo = 13587-19-4
| PubChem = 22269592
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| Section2 = {{Chembox Properties
| Formula = Cs<sub>2</sub>WO<sub>4</sub>
| MolarMass = 513.65 g/mol
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| MeltingPt =  >350 °C<ref>[http://www.chemicalbook.com/ProductChemicalPropertiesCB8481351_EN.htm Cesium tungstate]</ref>
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|Section8={{Chembox Related
| OtherCations = [[Chemistry:Lithium tungstate|Lithium tungstate]]<br />[[Chemistry:Sodium tungstate|Sodium tungstate]]
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'''Caesium tungstate''' or '''cesium tungstate''' is an inorganic [[Chemistry:Chemical compound|chemical compound]] that is notable for forming a very dense liquid in solution. The solution is used in diamond processing, since diamond sinks in it, whereas most other rocks float.

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==Properties==
Caesium tungstate forms colorless [[Physics:Crystallization|crystals]], which are strongly [[Physics:Hygroscopic|hygroscopic]]. A [[Physics:Phase transition|phase transition]] from orthorhombic to hexagonal crystal system occurs at 536 °C.

==Preparation==
Caesium tungstate can be obtained by the reaction between [[Chemistry:Caesium chloride|caesium chloride]] (CsCl) and [[Chemistry:Silver tungstate|silver tungstate]] (Ag<sub>2</sub>WO<sub>4</sub>) or the reaction between [[Chemistry:Tungstic acid|tungstic acid]] and [[Chemistry:Caesium hydroxide|caesium hydroxide]].

==References==
<references />

{{Caesium compounds}}

[[Category:Caesium compounds]]
[[Category:Tungstates]]


{{Sourceattribution|Caesium tungstate}}