Ammonium hexafluoroplatinate is an inorganic chemical compound with the chemical formula . It forms pale yellow, cubic crystals.
Synthesis Ammonium hexafluoroplatinate can be prepared by direct fluorination of potassium hexachloroplatinate.
It can also be prepared by treating lanthanum(III) hexafluoroplatinate with ammonium hydroxide:
Chemical properties Ammonium hexafluoroplatinate hydrolyses, forming the insoluble platinum(IV) hydroxide:
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