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Chromium oxytetrafluoride





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Chromium oxytetrafluoride is the inorganic compound with the formula CrOF4. It is a purple, volatile, diamagnetic solid. The compound is classified as an oxyfluoride. It can be prepared by fluorination of chromyl fluoride with krypton difluoride:[1]

Chromium oxytetrafluoride
Names
Other names

Chromium fluoride oxide, chromium oxide tetrafluoride, chromium tetrafluoride oxide

Identifiers

CAS Number

3D model (JSmol)

  • InChI=1S/Cr.4FH.O/h;4*1H;/q+4;;;;;/p-4

    Key: MHSCZPAMCXOZTI-UHFFFAOYSA-J

  • F[Cr](F)(F)(F)=O

Properties
Appearance purple solid
Melting point 55 °C (131 °F; 328 K)

Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Infobox references

CrO2F2 + KrF2 → CrOF4 + 0.5 O2 + Kr

The compound serves as a weak Lewis base with noble gas difluorides.[2] It also binds fluoride to give the pentafluoride.

References

edit
  1. ^ Christe, Karl O.; Wilson, William W.; Bougon, Roland A. (1986). "Synthesis and Characterization of CrF4O, KrF2.CrF4O, and NO+CrF5O-". Inorganic Chemistry. 25 (13): 2163–2169. doi:10.1021/ic00233a013.
  • ^ Mercier, Hélène P. A.; Breddemann, Ulf; Brock, David S.; Bortolus, Mark R.; Schrobilgen, Gary J. (2019). "Syntheses, Structures, and Bonding of NGF2⋅CrOF4, NGF2⋅2CrOF4 (Ng=Kr, Xe), and (CrOF4)". Chemistry – A European Journal. 25 (52): 12105–12119. doi:10.1002/chem.201902005. PMID 31172609.

  • Retrieved from "https://en.wikipedia.org/w/index.php?title=Chromium_oxytetrafluoride&oldid=1223268680"
     



    Last edited on 10 May 2024, at 23:43  





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    This page was last edited on 10 May 2024, at 23:43 (UTC).

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