Silver iodate

Silver iodate
Identifiers
7783-97-3 N
3D model (Jmol) Interactive image
ChemSpider 145168 YesY
ECHA InfoCard 100.029.126
EC Number 232-039-6
PubChem 165642
Properties
AgIO3
Molar mass 282.77 g/mol
Appearance white crystals
Odor odorless
Density 5.525 g/cm³
Melting point ~200 °C
Boiling point ~1150 °C
0.003 g/100 mL (10 °C)
0.019 g/100 mL (50 °C)
Solubility soluble in ammonia
Structure
orthorhombic
Hazards
NFPA 704
Flammability code 1: Must be pre-heated before ignition can occur. Flash point over 93 °C (200 °F). E.g., canola oil Health code 2: Intense or continued but not chronic exposure could cause temporary incapacitation or possible residual injury. E.g., chloroform Reactivity code 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g., liquid nitrogen Special hazards (white): no codeNFPA 704 four-colored diamond
1
2
0
Flash point Non-combustable
Related compounds
Other anions
silver iodide
silver chlorate
Other cations
sodium iodate
potassium iodate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Silver iodate (AgIO3) is a light-sensitive, white crystal composed of silver, iodine and oxygen. Unlike most metal iodates, it is practically insoluble in water.

Production

Silver iodate can be obtained by reacting silver nitrate (AgNO3) with sodium iodate or potassium iodate. The by-product of the reaction is sodium nitrate.[1]

Alternatively, it can be created by the action of iodine in a solution of silver oxide.

Uses

Silver iodate is used to detect traces of chlorides in blood.

References

  1. Qiu, Chao; Sheng Han; Xingguo Cheng; Tianhui Ren (2005). "Distribution of Thioethers in Hydrotreated Transformer Base Oil by Oxidation and ICP-AES Analysis". Industrial & Engineering Chemistry Research. 44 (11): 4151–4155. doi:10.1021/ie048833b. Retrieved 2007-05-03. Silver nitrate reacts with iodate to form the precipitate of silver iodate, and the precipitate is transferred to silver nitrate.
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