Sodium iodate

Sodium iodate
Names
	Other names Iodic acid, sodium salt
Identifiers
CAS Number	7681-55-2 ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:81708;
ChemSpider	22760 ;
ECHA InfoCard	100.028.793
EC Number	231-672-5;
KEGG	C18366;
PubChem CID	23675764;
RTECS number	NN1400000;
UNII	U558PCS5Z9 ;
CompTox Dashboard (EPA)	DTXSID90858754 ;
	InChI InChI=1S/HIO3.Na/c2-1(3)4;/h(H,2,3,4);/q;+1/p-1 Key: WTCBONOLBHEDIL-UHFFFAOYSA-M ; InChI=1/HIO3.Na/c2-1(3)4;/h(H,2,3,4);/q;+1/p-1 Key: WTCBONOLBHEDIL-REWHXWOFAB;
	SMILES [Na+].[O-]I(=O)=O;
Properties
Chemical formula	INaO3
Molar mass	197.891 g·mol−1
Appearance	White orthorhombic crystals
Odor	Odorless
Density	4.28 g/cm3
Melting point	425 °C (797 °F; 698 K) ; (anhydrous) decomposes; 19.85 °C (67.73 °F; 293.00 K); (pentahydrate)
Solubility in water	2.5 g/100 mL (0 °C); 8.98 g/100 mL (20 °C); 9.47 g/100 mL (25 °C); 32.59 g/100 mL (100 °C)
Solubility	Soluble in acetic acid; Insoluble in alcohol
Solubility in dimethylformamide	0.5 g/kg
Magnetic susceptibility (χ)	−53.0·10−6 cm3/mol
Structure
Crystal structure	Orthorhombic
Thermochemistry
Heat capacity (C)	125.5 J/mol·K
Std molar; entropy (S⦵298)	135 J/mol·K
Std enthalpy of; formation (ΔfH⦵298)	−490.4 kJ/mol
Gibbs free energy (ΔfG⦵)	35.1 kJ/mol
Hazards
	GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H272, H302, H317, H334
Precautionary statements	P220, P261, P280, P342+P311
NFPA 704 (fire diamond)	1 0 1 OX
	Lethal dose or concentration (LD, LC):
LD50 (median dose)	108 mg/kg (mice, intravenous)
Related compounds
Other anions	Sodium iodide; Sodium periodate; Sodium bromate; Sodium chlorate
Other cations	Potassium iodate; Silver iodate
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Sodium iodate (Na I O₃) is the sodium salt of iodic acid. Sodium iodate is an oxidizing agent. It has several uses.

^ ^a ^b ^c ^d ^e ^f ^g "Sodium iodate".
^ Seidell, Atherton; Linke, William F. (1919). Solubilities of Inorganic and Organic Compounds (2nd ed.). D. Van Nostrand Company.
Results here are multiplied by water's density at temperature of solution for unit conversion.
^ Lide, David R. (1998). Handbook of Chemistry and Physics (87 ed.). Boca Raton, Florida: CRC Press. pp. 4–85. ISBN 0-8493-0594-2.
^ ^a ^b ^c Sigma-Aldrich Co., Sodium iodate. Retrieved on 2014-05-25.

[chemister-1] ^ ^a ^b ^c ^d ^e ^f ^g "Sodium iodate".

[sioc-2] Seidell, Atherton; Linke, William F. (1919). Solubilities of Inorganic and Organic Compounds (2nd ed.). D. Van Nostrand Company.
Results here are multiplied by water's density at temperature of solution for unit conversion.

[3] Lide, David R. (1998). Handbook of Chemistry and Physics (87 ed.). Boca Raton, Florida: CRC Press. pp. 4–85. ISBN 0-8493-0594-2.

[sigma-4] Sigma-Aldrich Co., Sodium iodate. Retrieved on 2014-05-25.

[3]

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Sodium iodate

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