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Gadolinium iodate
Identifiers
CAS Number	14732-19-5 anhydrous ; 54172-06-4 dihydrate ;
3D model (JSmol)	Interactive image;
ChemSpider	20082425;
ECHA InfoCard	100.035.251
EC Number	238-792-7;
PubChem CID	21149365;
CompTox Dashboard (EPA)	DTXSID70163671 ;
	InChI InChI=1S/Gd.3HIO3/c;32-1(3)4/h;3(H,2,3,4)/q+3;;;/p-3 Key: FQBFRXMMVFCZEX-UHFFFAOYSA-K;
	SMILES [O-]I(=O)=O.[O-]I(=O)=O.[O-]I(=O)=O.[Gd+3];
Properties
Chemical formula	Gd(IO3)3
Molar mass	681.96
Appearance	colourless crystals
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Gadolinium iodate is an inorganic compound with the chemical formula Gd(IO₃)₃. It is produced by reacting gadolinium metal with periodic acid at 180 °C.^[1] Its solubility in water is 0.893±0.002 (25 °C, 103 mol·dm⁻³). Adding ethanol or methanol to water will reduce the solubility.^[2]

References

^ Sykora, Richard E.; Khalifah, Peter; Assefa, Zerihun; Albrecht-Schmitt, Thomas E.; Haire, Richard G. (Aug 2008). "Magnetism and Raman spectroscopy of the dimeric lanthanide iodates Ln(IO3)3 (Ln=Gd, Er) and magnetism of Yb(IO3)3". Journal of Solid State Chemistry. 181 (8): 1867–1875. doi:10.1016/j.jssc.2008.04.019.
^ Miyamoto, Hiroshi; Shimura, Hiroko; Sasaki, Kayoko (Jul 1985). "Solubilities of rare earth lodates in aqueous and aqueous alcoholic solvent mixtures". Journal of Solution Chemistry. 14 (7): 485–497. doi:10.1007/BF00646980. ISSN 0095-9782.

[1] Sykora, Richard E.; Khalifah, Peter; Assefa, Zerihun; Albrecht-Schmitt, Thomas E.; Haire, Richard G. (Aug 2008). "Magnetism and Raman spectroscopy of the dimeric lanthanide iodates Ln(IO3)3 (Ln=Gd, Er) and magnetism of Yb(IO3)3". Journal of Solid State Chemistry. 181 (8): 1867–1875. doi:10.1016/j.jssc.2008.04.019.

[2] Miyamoto, Hiroshi; Shimura, Hiroko; Sasaki, Kayoko (Jul 1985). "Solubilities of rare earth lodates in aqueous and aqueous alcoholic solvent mixtures". Journal of Solution Chemistry. 14 (7): 485–497. doi:10.1007/BF00646980. ISSN 0095-9782.

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