Извор странице Hrom pentafluorid

{{Chembox-lat
| ImageFile = CrF5cain.tif 
| ImageSize = 464px
| Name = Hrom pentafluorid
| OtherNames = Hrom fluorid, hrom(V) fluorid, pentafluorohrom, pentafluoridohrom
| IUPACName = Hrom(V) fluorid
|Section1={{Chembox Identifiers-lat
| CASNo = 14884-42-5
| PubChem = 5460742
| ChemSpiderID = 4574207
| SMILES = F[Cr](F)(F)(F)F
| InChI =1S/Cr.5FH/h;5*1H/q+5;;;;;/p-5
| InChIKey = OMKYWARVLGERCK-UHFFFAOYSA-I
  }}
|Section2={{Chembox Properties-lat
| Cr=1 | F=5
| Formula = CrF<sub>5</sub>
| MolarMass = 291.71 g/mol
| Appearance = crveni kristali<ref name="Handbook">{{cite book |last=Perry|first=Dale L.|date=2011|title=Handbook of Inorganic Compounds, Second Edition|page=125|url=https://books.google.com/books?id=SFD30BvPBhoC|location=Boca Raton, Florida|publisher=CRC Press|isbn=978-1-43981462-8|accessdate=2014-01-10}}</ref>
| Density = 2.89 g/cm<sup>3</sup><ref name="Handbook" />
| MeltingPtC = 34
| MeltingPt_ref = <ref name="Handbook" />
| BoilingPtC = 117
| BoilingPt_ref = <ref name="Handbook" />
| Solubility = 
| SolubleOther = 
}}
|Section3={{Chembox Structure-lat
| CrystalStruct = Orthorhombic<ref name="Handbook" />
}}
}}

'''Hrom pentafluorid''' je [[неорганска једињења|neorgansko jedinjenje]] sa hemijskom formulom CrF<sub>5</sub>.<ref>{{cite book | title = Chromium(VI) Handbook | year = 2004 | publisher = CRC Press | isbn = 9780203487969 |editor1=Jacques Guertin |editor2=James A. Jacobs |editor3=Cynthia P. Avakian | page = 30}}</ref> To je crvena isparljiva čvrsta materija koja se topi na 30&nbsp;°C; lako se [[hidroliza|hidrolizuje]] do [[hrom|hroma(III)]] i [[hrom|hroma(VI)]].<ref>{{cite book | title = Text Book Of Inorganic Chemistry | author = Amit Aora | page = 649 | publisher = Discovery Publishing House | year = 2005}}</ref> Ovo jedinjenje ima istu [[Kristalna struktura|kristalnu strukturu]] kao i [[vanadijum pentafluorid]].<ref>{{cite book | title = Advances in Inorganic Chemistry | volume = 27 | author = A. G. Sharpe | publisher = Academic Press | year = 1983 | isbn = 9780080578767 | page = 103}}</ref> Ono ima najviše oksidaciono stanje među poznatim fluoridima hroma, pošto hipotetični [[hrom heksafluorid]] još uvek nije sintetisan.<ref>{{cite journal |last1=Riedel |first1=Sebastian |last2=Kaupp |first2=Martin |year=2009 |title=The highest oxidation states of the transition metal elements |journal=Coordination Chemistry Reviews |volume=253 |issue=5–6 |doi=10.1016/j.ccr.2008.07.014 |pages=606–624 |url=http://144.206.159.178/ft/243/588116/14862785.pdf |access-date=07. 01. 2017 |archive-date=04. 06. 2013 |archive-url=https://web.archive.org/web/20130604132315/http://144.206.159.178/ft/243/588116/14862785.pdf |url-status= }}</ref>

Hrom pentafluorid je jedan od produkata dejstva fluora na smešu kalijumnih i hromnih hlorida.<ref>{{cite book | title=Fluorine Chemistry | author = A. G. Sharpe | editor = J.H. Simons | publisher = Elsevier |date= 2012 | page = 24 | isbn = 9780323145435 | volume=2 }}</ref>

U pogledu strukture, ovo jedinjenje je jednodimenzioni [[koordinacioni polimer]]. Svaki Cr(V) centar ima [[oktaedralna molekularna geometrija|oktaedralnu molekularnu geometriju]].<ref>Shorafa, H.; Seppelt, K. {{cite journal|author=|date=2009|title=The structures of CrF<sub>5</sub> and CrF<sub>5</sub>*SbF<sub>5</sub> |journal=Zeitschrift für Anorganische und Allgemeine Chemie |volume=635|issue=|pages=p112–p114}}</ref>

== Vidi još ==
* [[Hrom(II) fluorid|Hrom difluorid]]
* [[Hrom trifluorid]]
* [[Hrom tetrafluorid]]

==Reference==
{{reflist}}

{{Jedinjenja hroma-lat}}
{{Jedinjenja fluora-lat}}

{{normativna kontrola}}

[[Категорија:Једињења хрома]]
[[Категорија:Флуориди]]
[[Категорија:Метални халиди]]