Copper has a melting point of 1083.4 +/- 0.2°C,
boiling point of 2567°C,
specific gravity of 8.96 (20°C),
with a valence of 1 or 2.
Copper is reddish colored and takes a bright metallic luster.
It is malleable, ductile, and a good conductor of electricity and heat.
