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Tungsten pentafluoride information


Tungsten(V) fluoride
Tungsten(V) fluoride
Names
IUPAC names
Tungsten(V) fluoride
Tungsten pentafluoride
Identifiers
CAS Number
  • 19357-83-6 checkY
3D model (JSmol)
  • Interactive image
ChemSpider
  • 123939
PubChem CID
  • 140522
CompTox Dashboard (EPA)
  • DTXSID70172965
InChI
  • InChI=1S/5FH.W/h5*1H;/q;;;;;+5/p-5
    Key: QHIRVZBLPRTQQO-UHFFFAOYSA-I
SMILES
  • F[W](F)(F)(F)F
Properties
Chemical formula
F5W
Molar mass 278.83 g·mol−1
Appearance yellow solid
Density 5.01 g/cm3
Melting point 66 °C (151 °F; 339 K)
Boiling point 215.6 °C (420.1 °F; 488.8 K)
Hazards
Occupational safety and health (OHS/OSH):
Main hazards
oxidizer, hydrolyzes to release HF
Flash point Non-flammable
Related compounds
Related compounds
TaCl5
NbCl5
MoF5
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Tungsten(V) fluoride is an inorganic compound with the formula WF5. It is a hygroscopic yellow solid. Like most pentafluorides, it adopts a tetrameric structure, consisting of [WF5]4 molecules. In this way, each W center achieves octahedral coordination.[1]

  1. ^ Edwards, A. J. (1969). "Crystal Structure of tungsten pentafluoride". J. Chem. Soc. A: 909. doi:10.1039/J19690000909.

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Tungsten pentafluoride

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Tungsten(V) fluoride is an inorganic compound with the formula WF5. It is a hygroscopic yellow solid. Like most pentafluorides, it adopts a tetrameric...

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Pentafluoride

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pentafluoride, TaF5 Technetium pentafluoride, TcF5 Tungsten pentafluoride, WF5 Uranium pentafluoride, UF5 Vanadium pentafluoride, VF5 This set index article...

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Rhenium pentafluoride

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hydrofluoric acid. Rhenium pentafluoride can be synthesised by the reduction of rhenium hexafluoride with hydrogen, rhenium, or tungsten: 2ReF6 + H2 → 2ReF5...

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Tungsten fluoride

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Tungsten fluoride may refer to: Tungsten tetrafluoride (tungsten(IV) fluoride) Tungsten pentafluoride (tungsten(V) fluoride) Tungsten hexafluoride (tungsten(VI)...

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Rhodium pentafluoride

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contrast, the M-F-M centers are linear in the pentafluorides of niobium, tantalum, molybdenum, and tungsten. Holloway, J. H.; Rao, P. R.; Bartlett, Neil...

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Tungsten oxytetrafluoride

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bridging. Its structure is similar to those for niobium pentafluoride and tantalum pentafluoride. In contrast, molybdenum oxytetrafluoride adopts a polymeric...

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Glossary of chemical formulae

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F5Sb antimony pentafluoride 7783-70-2 F5Ta tantalum pentafluoride 7783-71-3 F5U uranium pentafluoride 13775-07-0 F5W tungsten pentafluoride 19357-83-6 F6Fe2...

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List of gases

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25284-83-7 unstable at room temperature. Sulfur pentafluoride isocyanide isomerises to sulfur pentafluoride cyanide. Haynes, W. M., ed. (2016). CRC Handbook...

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Nitrogen trifluoride

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tetrafluorohydrazine: 2NF3 + Cu → N2F4 + CuF2 NF3 reacts with fluorine and antimony pentafluoride to give the tetrafluoroammonium salt: NF3 + F2 + SbF5 → NF+ 4SbF− 6...

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Iodine

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fluorinating agent, behind only chlorine trifluoride, chlorine pentafluoride, and bromine pentafluoride among the interhalogens: it reacts with almost all the...

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List of inorganic compounds

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Antimony hydride (stybine) – SbH3 Antimony pentachloride – SbCl5 Antimony pentafluoride – SbF5 Antimony potassium tartrate – K2Sb2(C4H2O6)2 Antimony sulfate...

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Chlorine trifluoride

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phosphorus, it yields phosphorus trichloride (PCl3) and phosphorus pentafluoride (PF5), while sulfur yields sulfur dichloride (SCl2) and sulfur tetrafluoride...

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Hexafluoride

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hexafluoride and tungsten hexafluoride, was reported, but has been shown to be a mistaken identification of the known pentafluoride (CrF 5). Galkin, N...

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List of highly toxic gases

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August 2001. "Sulfur Tetrafluoride Safety Data Sheet" (PDF). Airgas. "Tungsten Hexafluoride Safety Data Sheet" (PDF). Airgas. OSHA Limits for Air Contaminants...

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Ion implantation

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as tungsten, tungsten doped with lanthanum oxide, molybdenum and tantalum. Often, inside the ion source a plasma is created between two tungsten electrodes...

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Chlorine

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stoichiometric reactions have been characterised. Arsenic pentafluoride and antimony pentafluoride form ionic adducts of the form [ClF4]+[MF6]− (M = As, Sb)...

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List of CAS numbers by chemical compound

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pentachloride 22441–45–8 AsF3 arsenic trifluoride 7784–35–2 AsF5 arsenic pentafluoride 7784–36–3 AsH3 arsenic trihydride 7784–42–1 AsI3 arsenic triiodide 7784–45–4...

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Osmium

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and the non-volatile osmates for organic oxidation reactions. Osmium pentafluoride (OsF 5) is known, but osmium trifluoride (OsF 3) has not yet been synthesized...

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Gold

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identical to that of tungsten at 19.25 g/cm3; as such, tungsten has been used in the counterfeiting of gold bars, such as by plating a tungsten bar with gold...

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Iodine compounds

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fluorinating agent, behind only chlorine trifluoride, chlorine pentafluoride, and bromine pentafluoride among the interhalogens: it reacts with almost all the...

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List of viscosities

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Hetherington, G.; Robinson, P.L. (1956). "The Viscosities of Iodine Pentafluoride and Ditellurium Decafluoride". Journal of the Chemical Society (Resumed):...

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Tantalum

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Tantalum halides span the oxidation states of +5, +4, and +3. Tantalum pentafluoride (TaF5) is a white solid with a melting point of 97.0 °C. The anion [TaF7]2-...

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Nonmetal

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period 2 onward, in compounds such as nitric acid HN(V)O3 and phosphorus pentafluoride PCl5. Higher oxidation states in later groups emerge from period 3 onwards...

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Iridium

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halogens. For oxidation states +4 and above, only the tetrafluoride, pentafluoride and hexafluoride are known. Iridium hexafluoride, IrF 6, is a volatile...

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Fluorine

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basic. The pentafluorides of phosphorus, arsenic, and antimony are more reactive than their respective trifluorides, with antimony pentafluoride the strongest...

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Roentgenium

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more stable than its lighter homologue gold(V) (known only in gold pentafluoride, Au2F10) as the 6d electrons participate in bonding to a greater extent...

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Fluorine compounds

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Vanadium, niobium, and tantalum form pentafluorides as their highest charge-neutral fluoride. Vanadium pentafluoride is the only non-volatile high-charged...

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Nitrogen

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tetrafluorohydrazine with strong fluoride-acceptors such as arsenic pentafluoride), as is ONF3, which has aroused interest due to the short N–O distance...

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