Sodium periodate is an inorganic salt with the formula NaIO4. It is a white solid that is soluble in water. Sodium periodate is a strong oxidizing agent and is used in a variety of applications, including:
- Organic synthesis: Sodium periodate can be used to oxidize 1,2-diols to aldehydes or ketones. It can also be used to oxidize sulfides to sulfoxides and selenides to selenoxides.
- Nucleic acid chemistry: Sodium periodate can be used to cleave DNA and RNA. This property is used in molecular biology to label nucleic acids with fluorescent molecules or other tags.
- Textiles: Sodium periodate is used to bleach textiles and to remove starch from fabrics.
- Food industry: Sodium periodate is used as a preservative in some foods, such as jams and jellies.
- Water treatment: Sodium periodate is used to disinfect water and to remove algae and bacteria from water.
Sodium periodate is a hazardous substance and should be handled with care. It can be toxic if ingested or inhaled. It can also cause skin and eye irritation.
Here are some additional details about the properties and uses of sodium periodate:
- Formula: NaIO4
- Molar mass: 197.90 g/mol
- Appearance: White solid
- Solubility in water: Soluble
- Odor: Sharp, pungent
- pH: 6.5-7.5
- Oxidation state: +7
- Hazards: Toxic, corrosive
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