Gallium Trifluoride
Structural Formula Vector Image
Title: Gallium Trifluoride
CAS Registry Number: 7783-51-9
Molecular Formula: F3Ga
Molecular Weight: 126.72
Percent Composition: F 44.98%, Ga 55.02%
Line Formula: GaF3
Literature References: Prepd by thermal decompn of ammonium hexafluogallate (NH4)3(GaF6): Hannebohn, Klemm, Z. Anorg. Allg. Chem. 229, 342 (1936); Kwasnik in Handbook of Preparative Inorganic Chemistry vol. 1, G. Brauer, Ed. (Academic Press, New York, 2nd ed., 1963) pp 227-228; from Ga and HF: Brewer et al., J. Inorg. Nucl. Chem. 9, 56 (1959); Muetterties, Castle, ibid. 18, 148 (1961).
Properties: White powder. d 4.47 (after heating to 630° in a current of F2). mp >1000°. bp ~950°. Can be sublimed in N2 current at about 800° without decomp. Soly in water (25°) 0.0024 g/100 ml. Soly in hot dil HCl 0.0028 g/100 ml.
Melting point: mp >1000°
Boiling point: bp ~950°
Density: d 4.47 (after heating to 630° in a current of F2)
Derivative Type: Trihydrate
Properties: White substance, mp >140°. More sol in water than anhydr form.
Melting point: mp >140°

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