Lithium | Definition, Properties, Use, Facts | Britannica lithium (Li), chemical element of Group 1 (Ia) in the periodic table, the alkali metal group, lightest of the solid elements The metal itself—which is soft, white, and lustrous—and several of its alloys and compounds are produced on an industrial scale
Lithium - Wikipedia Lithium (from Ancient Greek: λίθος, líthos, 'stone') is a chemical element; it has symbol Li and atomic number 3 It is a soft, silvery-white alkali metal Under standard conditions, it is the least dense metal and the least dense solid element
Lithium | Li (Element) - PubChem It was first isolated by William Thomas Brande and Sir Humphrey Davy through the electrolysis of lithium oxide (Li 2 O) Today, larger amounts of the metal are obtained through the electrolysis of lithium chloride (LiCl) Lithium is not found free in nature and makes up only 0 0007% of the earth's crust