Ammonium Hexafluorogallate

Title: Ammonium Hexafluorogallate
CAS Registry Number: 14639-94-2
CAS Name: Triammonium hexafluorogallate(3-)
Additional Names: ammonium hexafluogallate
Molecular Formula: F6GaH12N3
Molecular Weight: 237.83
Percent Composition: F 47.93%, Ga 29.32%, H 5.09%, N 17.67%
Line Formula: (NH4)3GaF6
Literature References: Prepd from Ga(OH)3, HF and NH4F: Hannebohn, Klemm, Z. Anorg. Allg. Chem. 229, 341 (1936); Kwasnik in Handbook of Preparative Inorganic Chemistry vol. 1, G. Brauer, Ed., (Academic Press, New York, 2nd ed., 1963) p 228.
Properties: Octahedra. On heating in air changes to Ga2O3; on heating in vacuo at 200° for several hours forms GaN.
Use: In the prepn of GaF3.
Ammonium Hexafluorophosphate Ammonium Hexafluorosilicate Ammonium Hypophosphite Ammonium Iodide Ammonium Lactate