Chemistry:Xenon oxydifluoride

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Xenon oxydifluoride
Xenon oxydifluoride.png
Names
IUPAC name
difluoro(oxo)xenon
Identifiers
3D model (JSmol)
Properties
F2OXe
Molar mass 185.289 g·mol−1
Structure
T-shape
Related compounds
Related compounds
Xenon oxytetrafluoride
Xenon dioxydifluoride
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Xenon oxydifluoride is an inorganic compound with the molecular formula XeOF2. The first definitive isolation of the compound was published on 3 March 2007, producing it by the previously-examined route of partial hydrolysis of xenon tetrafluoride.[1]

XeF
4
+ H
2
O → XeOF
2
+ 2 HF

The compound has a T-shaped geometry and does not form polymers, though it does form an adduct with acetonitrile and with hydrogen fluoride.[1]

Although stable at low temperatures, it rapidly decomposes upon warming, either by losing the oxygen atom or by disproportionating into xenon difluoride and xenon dioxydifluoride:[1]

2 XeOF
2
→ 2 XeF
2
+ O
2
2 XeOF
2
→ XeF
2
+ XeO
2
F
2

References

  1. 1.0 1.1 1.2 Brock, David S.; Bilir, Vural; Mercier, Hélène P. A.; Schrobilgen, Gary J. (2007). "XeOF2, F2OXeN≡CCH3, and XeOF2·nHF: Rare Examples of Xe(IV) Oxide Fluorides". Journal of the American Chemical Society 129 (12): 3598–3611. doi:10.1021/ja0673480. PMID 17335282. https://pubs.acs.org/doi/10.1021/ja0673480.