Gross, William H. Dow Chemical Company, Midland, Michigan.
Encleson, Stephen C. Dow Chemical Company, Midland, Michigan.
de Freitas, Duarte Mota Department of Chemistry, Loyola University, Chicago, Illinois.
Last reviewed:June 2018
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A metallic chemical element, Mg, in group 2 of the periodic system, atomic number 12, atomic weight 24.305. Magnesium is silvery white and extremely light in weight. The density is 1738 kg/m3. Because of this lightness combined with alloy strength suitable for many structural uses, magnesium has long been known as industry's lightest structural metal. See also: Alkaline-earth metals; Periodic table
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