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Date: 2013-08-12 15:56:21Dmitri Mendeleev Chemical element Gallium Germanium Scandium Symbol Group Post-transition metal Boron group Periodic table Chemistry Matter | 1 VIII A H PUBLIC UNDERSTANDING OFAdd to Reading ListSource URL: www.saasta.ac.zaDownload Document from Source WebsiteFile Size: 480,71 KBShare Document on Facebook |