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Ammonium hexafluoroferrate

In today's world, Ammonium hexafluoroferrate has become a topic of great relevance and interest to a wide spectrum of people and organizations. Whether due to its impact on society, its historical relevance or its influence on daily life, Ammonium hexafluoroferrate has captured the attention of experts and the curious alike. In this article, we will explore the different facets of Ammonium hexafluoroferrate, from its origins to its evolution today, analyzing its influence in various areas and reflecting on its importance for the future. Ammonium hexafluoroferrate is a fascinating topic that invites us to reflect and question our perceptions, and we are excited to delve into its study in the pages that follow.

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Ammonium hexafluoroferrate
Names
IUPAC name
triazanium;hexafluoroiron(3-)
Other names
Triammonium hexafluoroferrate(3-), ammonium fluoroferrate(III), ammonium hexafluoroferrate(III)
Identifiers
3D model (JSmol)
ChemSpider
  • InChI=1S/6FH.Fe.3H3N/h6*1H;;3*1H3/q;;;;;;+3;;;/p-3
    Key: UKKZLCVDDRMWPG-UHFFFAOYSA-K
  • ...F(F)(F)(F)(F)F
Properties
F6FeH12N3
Molar mass 223.952 g·mol−1
Appearance yellow-white crystals
Density 1.96 g/cm3
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa).

Ammonium hexafluoroferrate is an inorganic chemical compound with the chemical formula (NH4)3FeF6.[1][2][3]

Synthesis

Ammonium hexafluoroferrate can be obtained by reacting ferric fluoride trihydrate and ammonium fluoride in water.[4]

Physical properties

Ammonium hexafluoroferrate is isomorphous with the analogous compounds of aluminum and trivalent titanium, vanadium, and chromium.[5] It crystallizes in a cubic lattice.[6]

The compound's thermal decomposition products are ferrous fluoride and ferric fluoride.[7]

Chemical properties

The compound reacts with xenon difluoride to produce NH4FeF4, N2, Xe, and HF.[8]

Uses

Ammonium hexafluoroferrate is used as a fire retardant.[9]

References

  1. ^ Shinn, Dennis B.; Crocket, David S.; Haendler, Helmut M. (November 1966). "The Thermal Decomposition of Ammonium Hexafluoroferrate(III) and Ammonium Hexafluoroaluminate. A New Crystalline Form of Aluminum Fluoride". Inorganic Chemistry. 5 (11): 1927–1933. doi:10.1021/ic50045a020. ISSN 0020-1669. Retrieved 22 August 2024.
  2. ^ Moriya, Keiichi; Matsuo, Takasuke; Suga, Hiroshi; Seki, Syûzô (1 August 1977). "On the Phase Transition of Ammonium Hexafluoroferrate(III)". Bulletin of the Chemical Society of Japan. 50 (8): 1920–1926. doi:10.1246/bcsj.50.1920. Retrieved 22 August 2024.
  3. ^ Pebler, Jurgen (January 1985). "Iron(57) Mo¨ssbauer effect and spin correlation time in ammonium hexafluoroferrate(III)". Journal of Solid State Chemistry. 56 (1): 58–65. Bibcode:1985JSSCh..56...58P. doi:10.1016/0022-4596(85)90252-X. Retrieved 22 August 2024.
  4. ^ Slivnik, Jože; Družina, Branko; Žemva, Boris (1 November 1981). "Reactions of Some Ammonium Fluorometalates with XeF 2". Zeitschrift für Naturforschung B. 36 (11): 1457–1460. doi:10.1515/znb-1981-1119.
  5. ^ Simons, J. H. (2 December 2012). Fluorine Chemistry V2. Elsevier. p. 20. ISBN 978-0-323-14543-5. Retrieved 22 August 2024.
  6. ^ Ryss, Iosif Grigorʹevich (1960). The Chemistry of Fluorine and Its Inorganic Compounds. State Publishing House for Scientific, Technical and Chemical Literature. p. 681. Retrieved 22 August 2024.
  7. ^ Wang, Hong; Zhou, Yuebo; Mo, Chenggang; Zhang, Lina; Cui, Junjun (1 December 2021). "Fluorination of α-Fe2O3 by NH4HF2 to Produce FeF3". Russian Journal of Inorganic Chemistry. 66 (14): 2017–2026. doi:10.1134/S0036023621140060. ISSN 1531-8613. Retrieved 25 August 2024.
  8. ^ Slivnik, Jože; Družina, Branko; Žemva, Boris (1 November 1981). "Reactions of Some Ammonium Fluorometalates with XeF 2". Zeitschrift für Naturforschung B. 36 (11): 1457–1460. doi:10.1515/znb-1981-1119.
  9. ^ Official Gazette of the United States Patent Office: Patents. The United States Patent Office. 4 January 1972. p. 781. Retrieved 22 August 2024.
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