ZINC

ElementZincSymbolZn
Atomic Number30Molar Mass65.37 gmol-1
Electron Configuration[Ar]3d104s1Normal Statesolid metal
Density @STP7.14 g cm-3Melting Point420oC
Boiling Point907oCStable Isotopes64Zn, 66Zn, 67Zn, 68Zn, 70Zn
Atomic Radius137 pmIonic Radius83 (2+) pm
Electronegativity (Pauling)1.65Ionization Energy (1st)906 kJ mol-1
Ionization Energy (2nd)1733 kJ mol-1Ionization Energy (3rd)3833 kJ mol-1
Molar Heat Capacity25.4 J K-1mol-1Standard Molar Entropy41.6 J K-1mol-1
Enthalpy of Fusion6.67 kJ mol-1Enthalpy of Vapourization115.3 kJ mol-1
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