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Sodium Iodate

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Identification
Molecular formula
NaIO3
CAS number
7681-55-2
IUPAC name
sodium;iodate
State
State

At room temperature, sodium iodate is primarily a solid. Its stability and solubility make it a common oxidizing agent in various applications.

Melting point (Celsius)
425.00
Melting point (Kelvin)
698.00
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
197.89g/mol
Molar mass
197.8920g/mol
Density
4.2800g/cm3
Appearence

Sodium iodate is typically a white crystalline solid. It appears in its anhydrous form and is composed of granules or powder.

Comment on solubility

Solubility of Sodium Iodate

Sodium iodate, with the chemical formula NaIO3, is known for its interesting solubility characteristics in various solvents. Below are some key points regarding its solubility:

  • Highly Soluble: Sodium iodate is generally considered to be highly soluble in water, which enables it to readily dissociate into sodium ions (Na+) and iodate ions (IO3-) in aqueous solutions.
  • Solvent Influences: The solubility may be affected by temperature and the presence of other ionic species; typically, an increase in temperature can enhance solubility.
  • Non-Aqueous Solvents: In non-polar solvents, sodium iodate exhibits significantly lower solubility due to its ionic nature, which does not favor dissolution in such environments.
  • Applications: Due to its solubility properties, sodium iodate is often used in various chemical reactions, especially in analytical chemistry where its aqueous forms are needed.

Date back to some classic solubility rules, one could say that "like dissolves like." This means that ionic compounds like NaIO3 tend to dissolve well in polar solvents such as water, while they struggle to do so in non-polar environments.

In summary, sodium iodate's solubility profile makes it a valuable compound in both laboratory and industrial applications, demonstrating the intriguing interplay between chemical structure and solubility behavior.

Interesting facts

Interesting Facts about Sodium Iodate

Sodium iodate is a fascinating compound that plays a significant role in various applications, ranging from analytical chemistry to agriculture. Here are some intriguing aspects of this compound:

  • Uses in Biology: Sodium iodate is often used in laboratories as an iodizing agent. It can enhance the iodine content in certain biological samples, which is crucial for research in biochemistry and endocrinology.
  • Oxidation Properties: This compound exhibits strong oxidizing properties, making it valuable in oxidative chemical reactions. It can drive various other reactions, highlighting its role in synthetic chemistry.
  • Food Industry: Sodium iodate is sometimes used in the food industry to fortify bread and other products with iodine, ensuring that people receive adequate amounts of this essential nutrient for thyroid health.
  • Regulatory Aspects: The use of sodium iodate is regulated in many countries because of its oxidizing nature. Proper handling and understanding of its chemical properties are essential to ensure safety in its applications.
  • Environmental Impact: Research into the environmental effects of sodium iodate is ongoing. Studies have shown that its presence in water bodies can influence the iodine cycling in ecosystems.

In summary, sodium iodate is not just a simple inorganic salt; it has versatile applications and implications in biological, industrial, and environmental contexts. As one dives deeper into its chemistry, one tends to uncover more about its reactivity and importance in scientific advancements.