Characteristic

Magnesium iodide is the name for the chemical compounds with the formulas MgI₂ and its various hydrates MgI₂(H₂O)_x. These salts are typical ionic halides, being highly soluble in water.

Chemical formula：MgI₂ (anhydrous)

Molar mass：278.1139 g/mol (anhydrous)

Appearance：white crystalline solid

Odor：odorless

Density：4.43 g/cm3 (anhydrous solid)

Melting point：637 °C (1,179 °F; 910 K) (anhydrous, decomposes)

Solubility in water：54.7 g/100 cm3 (anhydrous, 0 °C)

Solubility:soluble in ether, alcohol and ammonia

Magnetic susceptibility (χ)：−111.0·10⁻⁶ cm³/mol

Application

Magnesium iodide has few commercial uses, but can be used to prepare compounds for organic synthesis.