Sodium Iodide Formula

Sodium iodide is an inorganic salt with a chemical formula NaI. It is an important source of iodine. Industrially, sodium iodide is produced by the reaction between hydroiodic acid or iodine and sodium hydroxide.

\(NaOH+HI\rightarrow NaI+H_{2}O\)

In this short piece of article, learn more about the sodium iodide formula along with its chemical structure, its properties and uses.

Sodium Iodide Properties

Properties of Sodium Iodide
Name Sodium Iodide
Appearance White Solid
Molecular Formula NaI
Melting Point 661 °C
Boiling Point 1,304 °C
Density 3.67 g/cm³
Molar Mass 149.89 g/mol
Solubility in Water Soluble

Sodium Iodide Chemical Structure

Sodium Iodide Chemical Structure

Sodium Iodide Uses

  • Sodium Iodide is commonly used to treat iodine deficiency in humans.
  • Used in the treatment of thyroid cancer
  • Used in the conversion of alkyl chlorides to alkyl iodides

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Practise This Question

Which of the following biphenyls is optically active?