Copper (Cu), chemical element, a reddish, extremely ductile metal of Group 11 (Ib) of the periodic table that is an unusually good conductor of electricity and heat. Copper is found in the free metallic state in nature
Copper is a chemical element, a reddish, and extremely ductile metal of Group 11 of the periodic table that is an unusually good conductor of electricity and heat. It is found in the free metallic state in nature.
