alkali metal

2 definitions found

alkali metal - Collaborative International Dictionary of English v.0.48 :

  Alkali metal \Alkali metal\
     Any one of the univalent metals of group I of the periodic
     table of the elements, including lithium, sodium, potassium,
     rubidium, cesium, and francium. The hydroxides of these
     metals are soluble in water and form strongly basic
     solutions.
     [PJC.]

alkali metal - WordNet (r) 2.1 (2005) :

  alkali metal
      n 1: any of the monovalent metals of group I of the periodic
           table (lithium or sodium or potassium or rubidium or cesium
           or francium); "the hydroxides of the alkali metals are
           strongly alkaline" [syn: alkali metal, alkaline metal]