Curium(IV) fluoride is an inorganic chemical compound, a salt of curium and fluorine with the chemical formula CmF4.

[1][2][3] It is reported that the compound can be prepared by fluorination of CmF3 with elemental fluorine at 400 °C.

[4] The compound forms brownish-tan solid composed of Cm4+ and F− ions.

It has a monoclinic crystal structure of the space group C2/c (No.

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