Potassium hexafluorocuprate(III)
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{{Short description|Inorganic paramagnetic solid}}
Potassium hexafluorocuprate(III) is an inorganic compound with the chemical formula K3CuF6. It is a green paramagnetic solid, a relatively rare example of a copper(III) compound.{{Holleman&Wiberg}}
Synthesis and structure
The compound is prepared by oxidizing the mixture of potassium chloride and cuprous chloride with fluorine:{{cite journal|last=Popova|first=T. V.|author2=Aksenova, N. V.|title=Complexes of Copper in Unstable Oxidation States|journal=Russian Journal of Coordination Chemistry|date=1 November 2003|volume=29|issue=11|pages=743–765|doi=10.1023/B:RUCO.0000003432.39025.cc|s2cid=93464243}}
:3 KCl + CuCl + 3 F2 → K3CuF6 + 2 Cl2
A variety of analogues are known.R. Hoppe, G. Wingefeld "Zur Kenntnis der Hexafluorocuprate(III)" Zeitschrift für anorganische und allgemeine Chemie 1984, Vol. 519, pages 195–203. {{doi|10.1002/zaac.19845191221}} The compound reacts with water easily, producing oxygen and copper(II) products.
See also
References
{{Inorganic-compound-stub}}
{{Copper compounds}}
{{Potassium compounds}}