Copper (Cu)

A soft, malleable, and ductile metal with very high thermal and electrical conductivity.

The Statue of Liberty is made of copper, which turned green due to oxidation.

Element properties

Atomic number
29
Symbol
Cu
Atomic mass
63.546 u
Category
Transition Metal
Period
4
Group
11
Block
d
State
Solid
Electron configuration
[Ar] 3d10 4s1
Electronegativity (Pauling)
1.9
Density
8.96 g/cm³
Melting point
1084.6 °C
Boiling point
2562 °C

Uses