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Date: 2011-06-17 14:47:02Chemical element Group 3 element Alkaline earth metal Atomic radius Ionization energy Alkali metal Block Period 3 element Periodic trends Chemistry Periodic table Electronegativity | The periodic table: Element explorationAdd to Reading ListSource URL: www.nsta.orgDownload Document from Source WebsiteFile Size: 15,06 KBShare Document on Facebook |