Magnesium Iodide Formula

Magnesium Iodide formula, also known as Diiodomagnesium formula is discussed in this article. This chemical compound has various hydrates which are typical ionic halides and do not dissolve in water. The molecular or chemical formula of Magnesium Iodide is MgI2 (anhydrous).

Diiodomagnesium is a crystalline solid white in colour and has no smell. It can be synthesized by using magnesium oxide, magnesium carbonate, and magnesium hydroxide and treating them with hydroiodic acid. It is widely used to produce organic synthesis compounds.

Magnesium Iodide Formula Structure

Magnesium Iodide Formula

Properties Of Magnesium Iodide Formula

Chemical formula  MgI2 (anhydrous)
Molecular weight  278.1139 g/mol (anhydrous)
Density  4.43 g/cm3 (anhydrous)
Appears as crystalline solid white in colour
Melting point 637 °C (anhydrous)

It is a stable compound under a hydrogen atmosphere and in the presence of high heat. At normal temperature, it undergoes decomposition and turns brown in colour due to the elemental iodine release.

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