Trifluorides are compounds in which one atom or ion has three fluorine atoms or ions associated. Many metals form trifluorides, such as iron, the

rare-earth element The rare-earth elements (REE), also called the rare-earth metals or (in context) rare-earth oxides or sometimes the lanthanides ( yttrium and scandium are usually included as rare earths), are a set of 17 nearly-indistinguishable lustrous silv ...

s, and the metals in the aluminium and scandium columns of the periodic table. Most metal trifluorides are poorly soluble in water except Ferric fluoride and Indium(III) fluoride, but several are soluble in other solvents.

List of trifluorides

* Actinium trifluoride, AcF₃ *

Aluminium trifluoride Aluminium fluoride refers to inorganic compounds with the formula AlF3·''x''H2O. They are all colorless solids. Anhydrous AlF3 is used in the production of aluminium metal. Several occur as minerals. Occurrence and production Aside from anhydr ...

* Americium trifluoride, AmF₃ *

Antimony trifluoride Antimony trifluoride is the inorganic compound with the formula SbF3. Sometimes called Swarts' reagent, is one of two principal fluorides of antimony, the other being SbF5. It appears as a white solid. As well as some industrial applications, i ...

, SbF₃, sometimes called Swart's reagent * Arsenic trifluoride, AsF₃ *

Bismuth trifluoride Bismuth(III) fluoride or bismuth trifluoride is a chemical compound of bismuth and fluorine. The chemical formula is BiF3. It is a grey-white powder melting at 649 °C. It occurs in nature as the rare mineral gananite. Synthesis Bismuth fluo ...

, BiF₃ * Boron trifluoride, BF₃, a pungent colourless toxic gas * Bromotrifluoromethane, (carbon monobromide trifluoride) *

Bromine trifluoride Bromine trifluoride is an interhalogen compound with the formula BrF3. At room temperature, it is a straw-coloured liquid with a pungent odor which decomposes violently on contact with water and organic compounds. It is a powerful fluorinating a ...

, BrF₃ * Carbon trifluoride, C₂F₆, Hexafluoroethane * Cerium trifluoride, CeF₃ *

Chlorine trifluoride Chlorine trifluoride is an interhalogen compound with the formula ClF3. This colorless, poisonous, corrosive, and extremely reactive gas condenses to a pale-greenish yellow liquid, the form in which it is most often sold (pressurized at room temp ...

, ClF₃ * Chromium trifluoride, CrF₃ *

Cobalt trifluoride Cobalt(III) fluoride is the inorganic compound with the formula . Hydrates are also known. The anhydrous compound is a hygroscopic brown solid. It is used to synthesize organofluorine compounds. The related cobalt(III) chloride is also known but ...

, CoF₃ * Curium trifluoride, CmF₃ * Diethylaminosulfur trifluoride (DAST) is the organosulfur compound with the formula Et₂NSF₃ *

Fluoroform Trifluoromethane or fluoroform is the chemical compound with the formula CHF3. It is one of the " haloforms", a class of compounds with the formula CHX3 (X = halogen) with C3v symmetry. Fluoroform is used in diverse applications in organic s ...

, (trifluoromethane) * Gallium trifluoride, GaF₃ * Gold trifluoride, AuF₃ * Indium trifluoride, InF₃ *

Iodine trifluoride Iodine trifluoride is an interhalogen compound with the chemical formula IF3. It is a yellow solid which decomposes above −28 °C. It can be synthesised from the elements, but care must be taken to avoid the formation of IF5. Reactions F2 ...

, IF₃, a yellow solid which decomposes above −28 °C * Iron trifluoride, FeF₃ *

Lanthanum trifluoride Lanthanum trifluoride is a refractory ionic compound of lanthanum and fluorine. The LaF3 structure Bonding is ionic with lanthanum highly coordinated. The cation sits at the center of a trigonal prism. Nine fluorine atoms are close: three a ...

, LaF₃ * Manganese trifluoride, MnF₃ * Neptunium trifluoride, NpF₃ * Nitrogen trifluoride, NF₃, a colorless, toxic, odourless, nonflammable gas * Palladium(II, IV) fluoride *

Phosphorus trifluoride Phosphorus trifluoride (formula P F3), is a colorless and odorless gas. It is highly toxic and reacts slowly with water. Its main use is as a ligand in metal complexes. As a ligand, it parallels carbon monoxide in metal carbonyls, and indeed ...

, PF₃, a colorless and odorless gas * Plutonium trifluoride, PuF₃ * Promethium trifluoride, PmF₃ * Rhodium trifluoride, RhF₃ * Samarium trifluoride, SmF₃ *

Scandium trifluoride Scandium(III) fluoride, ScF3, is an ionic compound. This salt is slightly soluble in water but dissolves in the presence of excess fluoride to form the ScF63− anion. Production ScF3 can be produced by reacting scandium and fluorine.S.A.Cotton ...

, ScF₃ * Silver trifluoride, AgF₃, an unstable, bright-red, diamagnetic compound * Sulfur trifluoride, SF₃ * Thallium trifluoride, TlF₃ *

Thiazyl trifluoride Thiazyl trifluoride is a chemical compound of nitrogen, sulfur, and fluorine, having the formula . It exists as a stable, colourless gas, and is an important precursor to other sulfur-nitrogen-fluorine compounds. It has tetrahedral molecular geome ...

, NSF₃, a stable, colourless gas, and important precursor to other sulfur-nitrogen-fluorine compounds * Thiophosphoryl trifluoride PSF₃ colourless gas spontaneously burning with a very cool flame * Titanium trifluoride, TiF₃ * Uranium trifluoride, UF₃ * Vanadium trifluoride, VF₃ *

Vanadium(V) oxytrifluoride Vanadium(V) oxytrifluoride is a chemical compound with the chemical formula, formula Vanadium, VOxygen, OFluorine, F3. It is one of several vanadium(V) oxyhalides. VOF3 is a yellowish orange powder that is sensitive to moisture. Characteristic o ...

* Ytterbium trifluoride, YbF₃ * Yttrium trifluoride, YF₃

References

{{Chemistry index Fluorides