From Wikipedia, the free encyclopedia
Uranyl fluoride
Uranyl fluoride
Names
IUPAC name
Uranium fluoride oxide
Other names
Uranium oxyfluoride
Identifiers
3D model ( JSmol)
ChemSpider
ECHA InfoCard 100.033.529 Edit this at Wikidata
EC Number
  • 236-898-8
PubChem CID
  • InChI=1S/2FH.2O.U/h2*1H;;;/q;;;;+2/p-2
    Key: KCKICANVXIVOLK-UHFFFAOYSA-L
  • O=[U+2]=O.[F-].[F-]
Properties
UO2F2
Molar mass 308.02 g/mol
Melting point Decomposes @ 300 °C
Boiling point Sublimes
Solubility in other solvents VS
Hazards
GHS labelling:
GHS06: Toxic GHS08: Health hazard GHS09: Environmental hazard
Danger
H300, H330, H373, H411
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
checkY  verify ( what is checkY☒N ?)

Uranyl fluoride is the inorganic compound with the formula UO2F2. As shown by x-ray crystallography, the uranyl (UO22+) centers are complemented by six fluoride ligands. [1]

This salt is very soluble in water as well as hygroscopic. It is formed in the hydrolysis of uranium hexafluoride (UF6):

UF6 + 2 H2O → UO2F2 + 4 HF

It can also be formed in the hydrofluorination of uranium trioxide (UO3):

UO3 + 2 HF → UO2F2 + H2O [2]

References

  1. ^ Zachariasen, W. H. (1948). "Crystal chemical studies of the 5f-series of elements. III. A study of the disorder in the crystal structure of anhydrous uranyl fluoride". Acta Crystallographica. 1 (6): 277–281. Bibcode: 1948AcCry...1..277Z. doi: 10.1107/S0365110X48000764.
  2. ^ Jang, Harry; Louis-Jean, James; Poineau, Frederic (2023-06-20). "Synthesis and Morphological Control of UO2F2 Particulates". ACS Omega. 8 (24): 21996–22002. doi: 10.1021/acsomega.3c01999. ISSN  2470-1343. PMC  10286299. PMID  37360455.
From Wikipedia, the free encyclopedia
Uranyl fluoride
Uranyl fluoride
Names
IUPAC name
Uranium fluoride oxide
Other names
Uranium oxyfluoride
Identifiers
3D model ( JSmol)
ChemSpider
ECHA InfoCard 100.033.529 Edit this at Wikidata
EC Number
  • 236-898-8
PubChem CID
  • InChI=1S/2FH.2O.U/h2*1H;;;/q;;;;+2/p-2
    Key: KCKICANVXIVOLK-UHFFFAOYSA-L
  • O=[U+2]=O.[F-].[F-]
Properties
UO2F2
Molar mass 308.02 g/mol
Melting point Decomposes @ 300 °C
Boiling point Sublimes
Solubility in other solvents VS
Hazards
GHS labelling:
GHS06: Toxic GHS08: Health hazard GHS09: Environmental hazard
Danger
H300, H330, H373, H411
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
checkY  verify ( what is checkY☒N ?)

Uranyl fluoride is the inorganic compound with the formula UO2F2. As shown by x-ray crystallography, the uranyl (UO22+) centers are complemented by six fluoride ligands. [1]

This salt is very soluble in water as well as hygroscopic. It is formed in the hydrolysis of uranium hexafluoride (UF6):

UF6 + 2 H2O → UO2F2 + 4 HF

It can also be formed in the hydrofluorination of uranium trioxide (UO3):

UO3 + 2 HF → UO2F2 + H2O [2]

References

  1. ^ Zachariasen, W. H. (1948). "Crystal chemical studies of the 5f-series of elements. III. A study of the disorder in the crystal structure of anhydrous uranyl fluoride". Acta Crystallographica. 1 (6): 277–281. Bibcode: 1948AcCry...1..277Z. doi: 10.1107/S0365110X48000764.
  2. ^ Jang, Harry; Louis-Jean, James; Poineau, Frederic (2023-06-20). "Synthesis and Morphological Control of UO2F2 Particulates". ACS Omega. 8 (24): 21996–22002. doi: 10.1021/acsomega.3c01999. ISSN  2470-1343. PMC  10286299. PMID  37360455.

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