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1s 2 2s 2 p 6 3s 2 p 6 d 10 4s 1. Electrons per Energy Level: 2,8,18,1. Shell Model. Powers of 10 project is to draw the atomic structures of copper (atomic number 29) and iron (atomic number 26) and then compare with alloys like brass, bronze, steel, and stainless steel.
copper, Cu, atomic number 29 (noun). a ductile malleable reddish-brown corrosion-resistant diamagnetic metallic element; occurs in various minerals but is the only metal that occurs abundantly in large masses; used as an electrical and thermal conductor.see more on Definitions.net Â».opper, Cu, atomic number 29 (noun). a ductile malleable reddish-brown corrosion-resistant diamagnetic metallic element; occurs in various minerals but is the only metal that occurs abundantly in large masses; used as an electrical and thermal conductor. see more on Definitions.net Â».