hexafluorophosphate ion

Also known as [PF6](-), PF6(-)

Hexafluorophosphate is an anion with chemical formula of . It is an octahedral species that imparts no color to its salts. is isoelectronic with sulfur hexafluoride, , and the hexafluorosilicate dianion, , and hexafluoroantimonate . In this anion, phosphorus has a valence of 5. Being poorly nucleophilic, hexafluorophosphate is classified as a non-coordinating anion.

In the Vinony graph

Vinony's link graph records 56 inbound references to hexafluorophosphate ion, and connects out to coordination complex, butylmethylimidazolium hexafluorophosphate and phosphorus.

Vinony files it under Chembox image size set, ECHA InfoCard ID from Wikidata and Hexafluorophosphates.

Vinony links it to 15 Wikipedia language editions.

Chemical data

Formula: F6P-
Molecular weight: 144.964181 g/mol
IUPAC name: hexafluorophosphate
SMILES: F[P-](F)(F)(F)(F)F
InChIKey: LJQLCJWAZJINEB-UHFFFAOYSA-N
XLogP: 3.2
Polar surface area: 0 Å²
H-bond donors: 0
H-bond acceptors: 7
Formal charge: -1

via PubChem

Wikidata facts

Has part: fluorine
Mass: 144.964

Show 4 more facts

Commons category: Hexafluorophosphate ion
conjugate acid: hexafluorophosphoric acid
canonical SMILES: F[P-](F)(F)(F)(F)F
chemical formula: F₆P⁻

Sources (4)

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Encyclopedic overview

9 sections

Contents

Synthesis
Quantitative analysis
Reactions
Organometallic and inorganic synthesis
Hydrolysis of hexafluorophosphate complexes
Applications
Secondary batteries
Ionic liquids
References

==Synthesis== thumb|left|Crystals of ferrocenium hexafluorophosphate, Hexafluorophosphate salts can be prepared by the reaction of phosphorus pentachloride and alkali or ammonium halide in a solution of hydrofluoric acid:

Excerpted from Wikipedia’s “hexafluorophosphate ion” article, available under the CC BY-SA 4.0 licence.

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hexafluorophosphate ion