Tellurite fluoride

A tellurite fluoride is a mixed anion compound containing tellurite and fluoride ions. They have also been called oxyfluorotellurate(IV) where IV is the oxidation state of tellurium in tellurite.

Comparable compounds are sulfite fluorides or selenite fluorides.

List

name	formula	ratio TeO3:F	mw	crystal system	space group	unit cell Å	volume	density	optical	comment	references
	Li7(TeO3)3F				P63	a =11.4178 c =4.8433				band gap 4.75 eV
	KTe3O6F	3:1		rhombohedral	R3	a=9.486, c=13.774, Z=6					[1]
	ScTeO3F		239.56	orthorhombic	Pnma	a = 5.7740 b = 22.062 c = 5.500	700.6		colourless		[2]
titanium(IV) tellurium(IV) trioxide difluoride	TiTeO3F2	1:1	361.50	orthorhombic	Pnma	a = 7.392 b = 16.369 c=6.4886 Z=8	785.1		colourless		[3]
divanadium(IV) ditellurium(IV) heptaoxide difluoride	V2Te2O7F2	2:2	507.38	triclinic	P1	a = 4.882 b = 5.112 c = 7.243 α = 108.17° β = 91.64° γ = 92.63°	171.4		green-brown		[3]
	CrIIITeO3F	1:1									[4]
	FeTeO3F	1:1	250.45	monoclinic	P21/n	a = 5.0667 b = 5.0550 c = 12.397 β = 97.63° Z=4	314.72		green		[4]
	Co2TeO3F2	1:2	331.46	orthorhombic	Pnma	a=7.3810 b=10.1936 c=5.3013 Z=4	398.86	5.520	purple		[5]
	Co15F2(TeO3)14	14:2	3380.35	trigonal	R3	a =11.6649 c =27.317 Z=3	3219.1	5.231	blue		[6]
	Cu7(TeO3)6F2	6:2		triclinic	P1	a =4.9844 b =9.4724 c =9.958, α =82.318° β =76.275° γ =78.847°					[7]
	GaTeO3F	1:1		monoclinic	P21/n	a = 5.0625 b = 4.9873 c = 12.166 β = 97.952 (13)° Z=4	304.22		colourless		[4]
	RbTe3O6F	3:1
	InTeO3F	1:1	309.42			a = 7.939 b = 5.3867 c = 8.053 β = 91.06°	344.35		colourless		[8] [2]
	InTe2O5F	2:1		orthorhombic	Cmmm	a = 7.850, b = 27.637, c = 4.098, Z = 4	889.1				[8]
	In3TeO3F7	1:7		orthorhombic	Cmmm	a  = 7.850(2) A, b  = 27.637(6) A, c  = 4.098					[8] [9]
	In3(SO4)(TeO3)2F3(H2O)				P212121	a =8.3115 b =9.4341 c =14.807				band gap 4.10 eV	[10]
	BaF2TeF2(OH)2				Pmn21				SHG ~3 × KDP	fluorotellurite	[11]
	Ba2Ga3F3(Te6F2O16)					a =8.8753 b =8.8753 c =11.655				band gap 4.4 eV	[12]
	Ba(MoOF2)(TeO4)	1:2	478.87	monoclinic	P21/c	a 5.4281 b 10.1306 c 12.3186 β 116.145° Z=4	608.09	5.231	colourless		[13]
	Ba(MoO2F)2(TeO3)2	2:2	782.42	orthorhombic	Aba2	a=12.5605 b=11.0264 c=7.2858 Z=4	1009.1	5.150	colourless		[14]
	Ba(WOF2)(TeO4)		566.77	monoclinic	P21/c	a 5.4483 b 10.0179 c 12.3134 β 115.422(6)° Z=4	607.00	6.202	green		[13]
	Pb2Al3F3(Te6F2O16)			orthorhombic	P4/mbm	a =8.7627 b =8.7627 c =11.235				band gap 4.1 eV	[12]
	PbVTeO5F		484.73	orthorhombic	Pbca	a=9.8976 b=8.0685 c=13.070	1043.8	6.169	orange; birefringence 0.142 at 590 nm
	Pb2Ga3F3(Te6F2O16)			orthorhombic	P4/mbm	a =8.8439 b =8.8439 c =11.580				band gap 4.2 eV	[12]
	Bi4TeO4F2(TeO3)2(SeO3)2	2:2	1670.64	monoclinic	P21/c	a=7.0304 b=6.6782 c=17.355 β=106.155 Z=2	782.66	7.089	colourless		[15]

References

1. Laval, J.P.; Guillet, L.; Frit, B. (April 2002). "KTe3O6F: a new layer TeO2 structure, stuffed with KF units" . Solid State Sciences. 4 (4): 549–556. Bibcode:2002SSSci...4..549L. doi:10.1016/S1293-2558(02)01290-6.
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3. Laval, Jean Paul; Jennene Boukharrata, Nefla (2009-01-15). "New vanadium(IV) and titanium(IV) oxyfluorotellurates(IV): V 2 Te 2 O 7 F 2 and TiTeO 3 F 2" . Acta Crystallographica Section C Crystal Structure Communications. 65 (1): i1 –i6. Bibcode:2009AcCrC..65I...1L. doi:10.1107/S0108270108036755. ISSN   0108-2701. PMID   19129587.
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