Thorium Oxyfluoride

Thorium oxyfluoride
Names
	Other names thorium difluoride oxide, thorium fluoride oxide, thorium(IV) difluorideoxide
Identifiers
CAS Number	13597-30-3 ;
3D model (JSmol)	Interactive image;
ChemSpider	21428670;
EC Number	237-045-2;
PubChem CID	25022211;
	InChI InChI=1S/2FH.O.Th/h2*1H;;/q;;;+2/p-2 Key: KXAYMKGDXBMOAK-UHFFFAOYSA-L;
	SMILES [Th](F)(F)=O;
Properties
Chemical formula	ThOF2
Molar mass	286.034 g/mol
Appearance	white powder
Solubility in water	insoluble
Related compounds
Related compounds	Lanthanum oxyfluoride
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
	Infobox references

Thorium oxyfluoride is an inorganic compound of thorium metal, fluorine, and oxygen with the chemical formula ThOF₂.^[1]^[2]^[3]

Synthesis

Thorium oxyfluoride can be prepared from partial hydrolysis of thorium tetrafluoride in moist air at elevated temperatures, about 1000 °C.^[4]^[5]

[math]\ce{ ThF4 + H2O -> ThOF2 + 2HF }[/math]

Reaction of thorium tetrafluoride with thorium dioxide at 600 °C:

[math]\ce{ ThF4 + ThO2 -> 2ThOF2 }[/math]

Physical properties

The compound forms white, insoluble amorphous powder.^[6]

Uses

The compound is used as a protective coating on reflective surfaces.^[7]

References

↑ "THORIUM OXYFLUORIDE". Alfa Chemistry. https://www.alfa-chemistry.com/cas_13597-30-3.htm.
↑ Yemel'Yanov, V. S.; Yevstyukhin, A. I. (22 October 2013) (in en). The Metallurgy of Nuclear Fuel: Properties and Principles of the Technology of Uranium, Thorium and Plutonium. Elsevier. p. 369. ISBN 978-1-4831-8602-3. https://books.google.com/books?id=ATz-BAAAQBAJ&dq=Thorium+oxyfluoride&pg=PA369. Retrieved 21 March 2023.
↑ Perry, Dale L. (19 April 2016) (in en). Handbook of Inorganic Compounds. CRC Press. p. 427. ISBN 978-1-4398-1462-8. https://books.google.com/books?id=SFD30BvPBhoC&dq=Thorium+oxyfluoride&pg=PA427. Retrieved 21 March 2023.
↑ Darnell, A. J. (1960) (in en). The Free Energy, Heat, and Entropy of Formation of Thorium Oxyfluoride. Atomics International. p. 1. https://books.google.com/books?id=qoj04HW3Xx4C&dq=Thorium+oxyfluoride&pg=PA1. Retrieved 21 March 2023.
↑ Zachariasen, W. H. (1947) (in en). Fluorides of Uranium and Thorium with Lanthanum Fluoride Type of Structure. Atomic Energy Commission. p. 1153. https://books.google.com/books?id=A1NFX-KmnYYC&dq=Thorium+oxyfluoride&pg=PA4. Retrieved 21 March 2023.
↑ Satya, Prakash (2013) (in en). Advanced Chemistry of Rare Elements. S. Chand Publishing. p. 436. ISBN 978-81-219-4254-6. https://books.google.com/books?id=WB_4DwAAQBAJ&dq=Thorium+oxyfluoride&pg=PA436. Retrieved 21 March 2023.
↑ Lewis, Robert A. (1 April 2016) (in en). Hawley's Condensed Chemical Dictionary. John Wiley & Sons. p. 1339. ISBN 978-1-119-26784-3. https://books.google.com/books?id=KPrfCwAAQBAJ&dq=Thorium+oxyfluoride&pg=PA1339. Retrieved 21 March 2023.

0.00

(0 votes)

Original source: https://en.wikipedia.org/wiki/Thorium oxyfluoride. Read more

[1] "THORIUM OXYFLUORIDE". Alfa Chemistry. https://www.alfa-chemistry.com/cas_13597-30-3.htm.

[2] Yemel'Yanov, V. S.; Yevstyukhin, A. I. (22 October 2013) (in en). The Metallurgy of Nuclear Fuel: Properties and Principles of the Technology of Uranium, Thorium and Plutonium. Elsevier. p. 369. ISBN 978-1-4831-8602-3. https://books.google.com/books?id=ATz-BAAAQBAJ&dq=Thorium+oxyfluoride&pg=PA369. Retrieved 21 March 2023.

[3] Perry, Dale L. (19 April 2016) (in en). Handbook of Inorganic Compounds. CRC Press. p. 427. ISBN 978-1-4398-1462-8. https://books.google.com/books?id=SFD30BvPBhoC&dq=Thorium+oxyfluoride&pg=PA427. Retrieved 21 March 2023.

[4] Darnell, A. J. (1960) (in en). The Free Energy, Heat, and Entropy of Formation of Thorium Oxyfluoride. Atomics International. p. 1. https://books.google.com/books?id=qoj04HW3Xx4C&dq=Thorium+oxyfluoride&pg=PA1. Retrieved 21 March 2023.

[5] Zachariasen, W. H. (1947) (in en). Fluorides of Uranium and Thorium with Lanthanum Fluoride Type of Structure. Atomic Energy Commission. p. 1153. https://books.google.com/books?id=A1NFX-KmnYYC&dq=Thorium+oxyfluoride&pg=PA4. Retrieved 21 March 2023.

[6] Satya, Prakash (2013) (in en). Advanced Chemistry of Rare Elements. S. Chand Publishing. p. 436. ISBN 978-81-219-4254-6. https://books.google.com/books?id=WB_4DwAAQBAJ&dq=Thorium+oxyfluoride&pg=PA436. Retrieved 21 March 2023.

[7] Lewis, Robert A. (1 April 2016) (in en). Hawley's Condensed Chemical Dictionary. John Wiley & Sons. p. 1339. ISBN 978-1-119-26784-3. https://books.google.com/books?id=KPrfCwAAQBAJ&dq=Thorium+oxyfluoride&pg=PA1339. Retrieved 21 March 2023.

v t e Thorium compounds
Th(II)	ThO
Th(IV)	ThO₂ Th(OH)₄ ThC ThCl₄ ThF₄ ThI₄ ThSiO₄ Th(C₂O₄)₂ ThS₂ Th(NO₃)₄ Th(C₈H₈)₂