Copper

Cu Copper
29
63.546
4
Symbol
Cu
Atomic Number
29
Atomic Weight
63.546
Element Classification
Discovered By
Known to the ancients.
Discovery Date
n/a (Unknown)
Name Origin
Symbol from Latin: cuprum (island of Cyprus famed for its copper mines).
Density(g/cc)
8.96
Melting Point
1356.6
Boiling Point(K)
2840
Appearance
Malleable, ductile, reddish-brown metal
Atomic Radius(pm)
128
Atomic Volume(cc/mol)
7.1
Covalent Radius(pm)
117
Ionic Radius
72 (+2e) 96 (+1e)
Specific Heat
0.385
Fusion Heat
13.01
Evaporation Heat(kj/mol)
304.6
Thermal Conductivity(@25°C W/m K)
401
Debye Temperature
315.00
Pauling Negativity Number
1.90
First Ionizing Energy(kj/mol)
745.0
Oxidation States
2, 1
Electronic Configuration
[Ar] 3d10 4s1
Lattice Structure
Face-Centered Cubic(FCC)
Lattice Constant
3.610
Lattice C/A Ratio
n/a

KEY

SEE ALSO

Copper

Columbia Encyclopedia

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