Periodic Table of Elements showing Copper transition elements


Atomic Number29
Molar Mass63.55 gmol-1
Electron Configuration[Ar]3d104s1
Normal Statesolid metal
Density @STP8.93 g cm-3
Melting Point1084oC
Boiling Point2562oC
Stable Isotopes63Cu, 65Cu
Atomic Radius128 pm
Ionic Radius72 (2+) pm
Electronegativity (Pauling)1.9
Ionization Energy (1st)745 kJ mol-1
Ionization Energy (2nd)1958 kJ mol-1
Ionization Energy (3rd)3554 kJ mol-1
Molar Heat Capacity24.4 J K-1mol-1
Standard Molar Entropy33.2 J K-1mol-1
Enthalpy of Fusion13 kJ mol-1
Enthalpy of Vapourization304.6 kJ mol-1
[Back to Periodic table]

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