PERIODIC TABLE

Copper

Atomic No. 29 Cu Copper

About Copper

Copper is a transition metal with atomic number 29 that commonly forms compounds in the +1 and +2 oxidation states. Its electrical and thermal conductivity make the metal useful in wiring, motors and heat exchangers. Copper also forms alloys such as bronze and brass, while copper sulfate is used in chemical reagents and selected water treatment applications.

Properties

Atomic Number
29
Atomic Symbol
Cu
Atomic Mass
63.546
CAS No.
7440-50-8
Density
8.96 g/cm³
Series
transition metal
Melting Point
1,084.62°C
Boiling Point
2,562°C
Thermal Conductivity
4 W/cm °C
Heat of Fusion
13.1 kJ/mol
Heat of Vaporization
300 kJ/mol
Electronegativity
1.9 pauling
Crystal Structure
Cubic
Electrical Conductivity
5.9×107 S/m

Copper Products

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