5E(1,14,17,18)
Copper(Cu). Chemistry. 5E(1,14,17,18). Copper (Symbol Cu ). A ductile, malleable, reddish-brown metallic element that is an excellent conductor of heat and electricity atomic number 29 atomic weight 63.54 melting point 1,083°C boiling point 2,595°C. Major applications of copper.
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