Noun
any of the monovalent metals of group I of the periodic table (lithium or sodium or potassium or rubidium or cesium or francium)
Source: WordNetthe hydroxides of the alkali metals are strongly alkaline Source: Internet
Additionally, francium superoxide (FrO 2 ) is expected to have covalent character, unlike the other alkali metal superoxides, because of bonding contributions from the 6p electrons of francium. Source: Internet
As expected for an alkali metal, the only common oxidation state is +1. Source: Internet
Click here for more information. main infobox Lithium (from Greek λίθος lithos main, "stone") is a chemical element with the symbol Li and atomic number 3. It is a soft, silver-white metal belonging to the alkali metal group of chemical elements. Source: Internet
Because of its large size, Cs + usually adopts coordination numbers greater than 6, the number typical for the smaller alkali metal cations. Source: Internet
Consequently, it forms complexes even with alkali metal cations. Source: Internet