Lithium is a highly reactive alkali metal that is widely used in various industrial applications due to its unique properties. Lithium compounds are formed by combining lithium with other elements, such as oxygen, sulfur, and chlorine, to form different chemical compounds. These compounds have a wide range of applications, including use in batteries, ceramics, glass, and pharmaceuticals. Lithium is also used as a medication to treat bipolar disorder and other mental health conditions.

One of the most common lithium compounds is lithium carbonate, which is used in the production of lithium-ion batteries, ceramics, and glass. Lithium hydroxide is another important compound that is used in air purification systems, as well as in the production of lithium greases and lubricants. Lithium chloride is used as a desiccant and in the production of lithium metal, while lithium sulfate is used in the production of fertilizers and as a reagent in chemical reactions.