Vanadium(III) fluoride: Difference between revisions

From WikiMD's Wellness Encyclopedia

CSV import
CSV import
 
Line 1: Line 1:
{{Short description|Chemical compound}}
{{DISPLAYTITLE:Vanadium(III) fluoride}}
{{Chembox
| ImageFile = RhF3.png
| ImageSize = 200px
| ImageAlt = Vanadium(III) fluoride
| IUPACName = Vanadium(III) fluoride
| OtherNames = Vanadium trifluoride
| Section1 = {{Chembox Identifiers
  | CASNo = 10049-12-4
  | PubChem = 82209
  | ChemSpiderID = 74143
  | UNII = 8X3X3Q0V3H
  | InChI = 1S/3FH.V/h3*1H;/q;;;+3/p-3
  | InChIKey = ZJQYQXKZVZVQDF-UHFFFAOYSA-K
  | SMILES = F[V](F)F
}}
}}


'''Vanadium(III) fluoride''', also known as '''vanadium trifluoride''', is an inorganic compound with the chemical formula '''VF_'''. It is a crystalline solid that appears as a green powder. Vanadium(III) fluoride is primarily used in research and industrial applications.
== Vanadium(III) fluoride ==


==Structure and properties==
[[File:RhF3.png|thumb|right|200px|Structure of Vanadium(III) fluoride]]
Vanadium(III) fluoride adopts a [[rhombohedral crystal system]], similar to that of [[aluminum trifluoride]]. The compound is composed of vanadium ions in the +3 oxidation state, coordinated by six fluoride ions in an octahedral geometry. This structure is typical for many metal trifluorides.


The compound is insoluble in water and most organic solvents, which is characteristic of many metal fluorides. It is stable at room temperature but can react with strong acids and bases.
'''Vanadium(III) fluoride''' is an inorganic compound with the chemical formula '''VF_'''. It is a member of the [[vanadium]] [[halides]] and is characterized by its distinctive properties and applications in various fields of chemistry and materials science.


==Synthesis==
== Structure ==
Vanadium(III) fluoride can be synthesized by the reaction of [[vanadium(III) oxide]] with [[hydrofluoric acid]]:


: V_O_ + 6 HF _ 2 VF_ + 3 H_O
Vanadium(III) fluoride adopts a [[rhombohedral]] crystal structure, similar to that of [[rhodium(III) fluoride]]. The structure is composed of vanadium atoms surrounded by six fluoride ions, forming an octahedral coordination geometry. This arrangement is typical for many transition metal fluorides and contributes to the compound's stability and reactivity.


Alternatively, it can be prepared by the direct reaction of vanadium metal with fluorine gas at elevated temperatures:
== Properties ==


: 2 V + 3 F_ _ 2 VF_
Vanadium(III) fluoride is a dark green solid that is insoluble in water. It is known for its high melting point and thermal stability. The compound exhibits paramagnetic behavior due to the presence of unpaired electrons in the vanadium ion, which is in the +3 oxidation state.


==Applications==
== Synthesis ==
While vanadium(III) fluoride does not have widespread commercial applications, it is used in some specialized industrial processes. It serves as a precursor to other vanadium compounds and is used in the study of [[catalysis]] and [[material science]].


==Safety==
Vanadium(III) fluoride can be synthesized through the reaction of [[vanadium(III) oxide]] with [[hydrofluoric acid]] or by the direct fluorination of vanadium metal. The synthesis requires careful control of conditions to prevent the formation of higher oxidation state fluorides, such as [[vanadium(V) fluoride]].
As with many metal fluorides, vanadium(III) fluoride should be handled with care. It is important to avoid inhalation, ingestion, or contact with skin and eyes. Proper protective equipment should be used when handling the compound.


==Related pages==
== Applications ==
* [[Vanadium(IV) fluoride]]
 
* [[Vanadium(V) oxide]]
Vanadium(III) fluoride is used in various applications, including:
 
* As a precursor for the synthesis of other vanadium compounds.
* In the study of [[solid-state chemistry]] and materials science.
* As a catalyst in certain chemical reactions, taking advantage of its unique electronic properties.
 
== Safety ==
 
Handling vanadium(III) fluoride requires caution due to its reactivity and potential health hazards. It should be handled in a controlled environment, with appropriate safety measures in place to prevent exposure to the compound and its decomposition products.
 
== Related pages ==
 
* [[Vanadium]]
* [[Fluoride]]
* [[Fluoride]]
 
* [[Transition metal halides]]
==References==
* [[Rhodium(III) fluoride]]
{{Reflist}}


[[Category:Vanadium compounds]]
[[Category:Vanadium compounds]]
[[Category:Fluorides]]
[[Category:Fluorides]]
[[Category:Inorganic compounds]]
[[Category:Transition metal halides]]

Latest revision as of 12:09, 15 February 2025


Vanadium(III) fluoride[edit]

Structure of Vanadium(III) fluoride

Vanadium(III) fluoride is an inorganic compound with the chemical formula VF_. It is a member of the vanadium halides and is characterized by its distinctive properties and applications in various fields of chemistry and materials science.

Structure[edit]

Vanadium(III) fluoride adopts a rhombohedral crystal structure, similar to that of rhodium(III) fluoride. The structure is composed of vanadium atoms surrounded by six fluoride ions, forming an octahedral coordination geometry. This arrangement is typical for many transition metal fluorides and contributes to the compound's stability and reactivity.

Properties[edit]

Vanadium(III) fluoride is a dark green solid that is insoluble in water. It is known for its high melting point and thermal stability. The compound exhibits paramagnetic behavior due to the presence of unpaired electrons in the vanadium ion, which is in the +3 oxidation state.

Synthesis[edit]

Vanadium(III) fluoride can be synthesized through the reaction of vanadium(III) oxide with hydrofluoric acid or by the direct fluorination of vanadium metal. The synthesis requires careful control of conditions to prevent the formation of higher oxidation state fluorides, such as vanadium(V) fluoride.

Applications[edit]

Vanadium(III) fluoride is used in various applications, including:

  • As a precursor for the synthesis of other vanadium compounds.
  • In the study of solid-state chemistry and materials science.
  • As a catalyst in certain chemical reactions, taking advantage of its unique electronic properties.

Safety[edit]

Handling vanadium(III) fluoride requires caution due to its reactivity and potential health hazards. It should be handled in a controlled environment, with appropriate safety measures in place to prevent exposure to the compound and its decomposition products.

Related pages[edit]