Nomenclature
CAS number: 17523-77-2
Columbium potassium oxypentafluoride.
F
7K
2NbO; mol wt 320.09.
F 41.55%, K 24.43%, Nb 29.03%, O 5.00%.
K
2NbOF
5.
Description and references
Exists as monohydrate. Prepn: Hoard, Martin, J. Am. Chem. Soc. 63, 11 (1941).
Derivative
Monohydrate.
Properties
Lustrous monoclinic leaflets; fatty to touch.
Freely sol in hot water. Soly in cold water ≈1 part in 13.Status
This monograph has been retired and is no longer subject
to revision or update.