Hafnium tetrafluoride

Hafnium(IV) fluoride
Names
	IUPAC names Hafnium(IV) fluoride; Hafnium tetrafluoride
Identifiers
CAS Number	13709-52-9 ;
3D model (JSmol)	Interactive image;
ChemSpider	3306631 ;
ECHA InfoCard	100.033.856
EC Number	237-258-0;
PubChem CID	50925283;
CompTox Dashboard (EPA)	DTXSID30929710 ;
	InChI InChI=1S/4FH.Hf/h4*1H;/q;;;;+4/p-4 Key: QHEDSQMUHIMDOL-UHFFFAOYSA-J;
	SMILES [F-].[F-].[F-].[F-].[Hf+4];
Properties
Chemical formula	HfF4
Appearance	white crystalline powder
Density	7.1 g/cm3
Boiling point	970 °C (1,780 °F; 1,240 K) (sublimes)
Structure
Crystal structure	Monoclinic, mS60
Space group	C2/c, No. 15
Lattice constant	a = 1.17 nm, b = 0.986 nm, c = 0.764 nm
Hazards
Flash point	Non-flammable
Related compounds
Other anions	Hafnium(IV) chloride
Other cations	Titanium(IV) fluoride
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
	(what is ?)
	Infobox references

Hafnium tetrafluoride is the inorganic compound with the formula HfF₄. It is a white solid. It adopts the same structure as zirconium tetrafluoride, with 8-coordinate Hf(IV) centers.

References[]

^ ^a ^b Haynes, William M., ed. (2011). CRC Handbook of Chemistry and Physics (92nd ed.). Boca Raton, FL: CRC Press. p. 4.66. ISBN 1-4398-5511-0.
^ Zachariasen, W. H. (1949). "Crystal chemical studies of the 5f-series of elements. XII. New compounds representing known structure types". Acta Crystallographica. 2 (6): 388–390. doi:10.1107/S0365110X49001016.

Further reading[]

Benjamin, S. L., Levason, W., Pugh, D., Reid, G., Zhang, W., "Preparation and structures of coordination complexes of the very hard Lewis acids ZrF₄ and HfF₄", Dalton Transactions 2012, 41, 12548. doi:10.1039/C2DT31501G

‹ The template below (Fluorine compounds) is being considered for merging. See templates for discussion to help reach a consensus. ›

This inorganic compound–related article is a stub. You can help Wikipedia by .

[crc-1] Haynes, William M., ed. (2011). CRC Handbook of Chemistry and Physics (92nd ed.). Boca Raton, FL: CRC Press. p. 4.66. ISBN 1-4398-5511-0.

[2] Zachariasen, W. H. (1949). "Crystal chemical studies of the 5f-series of elements. XII. New compounds representing known structure types". Acta Crystallographica. 2 (6): 388–390. doi:10.1107/S0365110X49001016.

[1]

[2]

v t Hafnium compounds
Hf(II)	HfB₂
Hf(IV)	HfC HfBr₄ HfCl₄ HfF₄ HfI₄ Hf(C₅H₇O₂)₄ HfO₂ Hf(NO₃)₄ HfSiO₄ HfS₂ Ta₄HfC₅

Names

IUPAC names Hafnium(IV) fluoride Hafnium tetrafluoride
Identifiers
CAS Number	13709-52-9^Y
3D model (JSmol)	Interactive image
ChemSpider	3306631^Y
ECHA InfoCard	100.033.856
EC Number	237-258-0
PubChem CID	50925283
CompTox Dashboard (EPA)	DTXSID30929710
InChI InChI=1S/4FH.Hf/h4*1H;/q;;;;+4/p-4 Key: QHEDSQMUHIMDOL-UHFFFAOYSA-J
SMILES [F-].[F-].[F-].[F-].[Hf+4]
Properties
Chemical formula	HfF₄
Appearance	white crystalline powder
Density	7.1 g/cm³^[1]
Boiling point	970 °C (1,780 °F; 1,240 K) (sublimes)^[1]
Structure
Crystal structure	Monoclinic, mS60^[2]
Space group	C2/c, No. 15
Lattice constant	a = 1.17 nm, b = 0.986 nm, c = 0.764 nm
Hazards
Flash point	Non-flammable
Related compounds
Other anions	Hafnium(IV) chloride
Other cations	Titanium(IV) fluoride
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Y (what is ^YN ?)
Infobox references