Thorium fluoride

Other name:thorium(4+) tetrafluoride
Molecular formula: ThF4
CAS: 13709-59-6
Molecular weight: 308.03
Appearance: white monoclinic crystalline powder
Relative density: 6.32g/cm3
Boiling point: 1680 ℃
Solubility: insoluble in water, dilute acid, cold concentrated sulfuric acid, concentrated nitric acid and hydrofluoric acid

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Thorium fluoride is a white crystalline powder, monoclinic.
Slightly hygroscopic in air, insoluble in water, almost insoluble in sulfuric acid, hydrofluoric acid, nitric acid, perchloric acid. Furthermore, the hydrate of thorium tetrafluoride can be precipitated if hydrofluoric acid is added to an aqueous solution of thorium nitrate.

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