title: Potassium hexafluorocuprate(III)
text: # Potassium hexafluorocuprate(III)
  
  Potassium hexafluorocuprate(III) is an inorganic compound with the chemical formula $K_3CuF_6.$ It is a green paramagnetic solid, a relatively rare example of a copper(III) compound.
  
  ## Synthesis and structure
  
  The compound is prepared by oxidizing the mixture of potassium chloride and cuprous chloride with fluorine:
  
      3 KCl + CuCl + 3 $F_2$ → $K_3CuF_6$ + 2 $Cl_2$
  
  A variety of analogues are known. The compound reacts with water easily, producing oxygen and copper(II) products.
  
  