From Wikipedia, the free encyclopedia
Lithium hexafluorotungstate
Names
Other names
Lithium hexafluorotungstate(V)
Identifiers
Properties
LiWF6
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Lithium hexafluorotungstate is an inorganic chemical compound with the chemical formula LiWF6. [1] [2]

Synthesis

Lithium hexafluorotungstate can be prepared by reacting lithium iodide and tungsten hexafluoride in liquid sulfur dioxide. [3]

Physical properties

The compound has the LiSbF6 structure with unit cell parameters a=5.45 Å, α=57.4°. [4]

Chemical properties

Lithium hexafluorotungstenate is unstable and decomposes in a vacuum at 50 °C. It can react in an alkaline solution of hypochlorite as follows: [5]

2 LiWF6 + ClO + 14 OH → 2 Li+ + 2 WO42− + Cl + 12 F + 7 H2O

References

  1. ^ Bard, Allen J.; Parsons, Roger; Jordan, Joseph (27 August 1985). Standard Potentials in Aqueous Solution. CRC Press. p. 499. ISBN  978-0-8247-7291-8. Retrieved 17 July 2024.
  2. ^ Macintyre, Jane E. (23 July 1992). Dictionary of Inorganic Compounds. CRC Press. p. 2338. ISBN  978-0-412-30120-9. Retrieved 17 July 2024.
  3. ^ Kemmitt, R. D. W.; Russell, D. R.; Sharp, D. W. A. (1 January 1963). "844. The structural chemistry of complex fluorides of general formula AIBVF6". Journal of the Chemical Society (0): 4408–4413. doi: 10.1039/JR9630004408. ISSN  0368-1769. Retrieved 17 July 2024.
  4. ^ Babel, D. (1967). "Structural chemistry of octahedral fluorocomplexes of the transition elements". Structure and Bonding. Springer: 1–87. doi: 10.1007/BFb0118878. Retrieved 17 July 2024.
  5. ^ Burgess, J.; Peacock, R.D. (December 1977). "The fluoride ion affinity of tungsten pentafluoride and the electron affinity of tungsten hexafluoride". Journal of Fluorine Chemistry. 10 (6): 479–486. doi: 10.1016/S0022-1139(00)82428-8. Retrieved 17 July 2024.
From Wikipedia, the free encyclopedia
Lithium hexafluorotungstate
Names
Other names
Lithium hexafluorotungstate(V)
Identifiers
Properties
LiWF6
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Lithium hexafluorotungstate is an inorganic chemical compound with the chemical formula LiWF6. [1] [2]

Synthesis

Lithium hexafluorotungstate can be prepared by reacting lithium iodide and tungsten hexafluoride in liquid sulfur dioxide. [3]

Physical properties

The compound has the LiSbF6 structure with unit cell parameters a=5.45 Å, α=57.4°. [4]

Chemical properties

Lithium hexafluorotungstenate is unstable and decomposes in a vacuum at 50 °C. It can react in an alkaline solution of hypochlorite as follows: [5]

2 LiWF6 + ClO + 14 OH → 2 Li+ + 2 WO42− + Cl + 12 F + 7 H2O

References

  1. ^ Bard, Allen J.; Parsons, Roger; Jordan, Joseph (27 August 1985). Standard Potentials in Aqueous Solution. CRC Press. p. 499. ISBN  978-0-8247-7291-8. Retrieved 17 July 2024.
  2. ^ Macintyre, Jane E. (23 July 1992). Dictionary of Inorganic Compounds. CRC Press. p. 2338. ISBN  978-0-412-30120-9. Retrieved 17 July 2024.
  3. ^ Kemmitt, R. D. W.; Russell, D. R.; Sharp, D. W. A. (1 January 1963). "844. The structural chemistry of complex fluorides of general formula AIBVF6". Journal of the Chemical Society (0): 4408–4413. doi: 10.1039/JR9630004408. ISSN  0368-1769. Retrieved 17 July 2024.
  4. ^ Babel, D. (1967). "Structural chemistry of octahedral fluorocomplexes of the transition elements". Structure and Bonding. Springer: 1–87. doi: 10.1007/BFb0118878. Retrieved 17 July 2024.
  5. ^ Burgess, J.; Peacock, R.D. (December 1977). "The fluoride ion affinity of tungsten pentafluoride and the electron affinity of tungsten hexafluoride". Journal of Fluorine Chemistry. 10 (6): 479–486. doi: 10.1016/S0022-1139(00)82428-8. Retrieved 17 July 2024.

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