The element in the periodic table is divided into four groups as follows:1. the main element (main group) or elemental raphep REE hotel (representative element).2. the element transparent silicone (transition metal).3. a group of Lanthanide (lanthanide).4. the actinide Group (actinides)Main element consists of a metal that agile (active metal) 2 on the left side of the periodic table is a Moo moo and the next IIA IA right semi metal ferrous and non-ferrous metals. IIIA, IVA, VA, among, VIA, VIIA and VIIIA, respectively.
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