Periodic Table of Elements showing Indium metal elements


Atomic Number49
Molar Mass114.82 gmol-1
Electron Configuration[Kr]4d105s25p1
Normal Statesolid metal
Density @STP7.29 g cm-3
Melting Point157oC
Boiling Point2072oC
Stable Isotopes113In, 115In
Atomic Radius167 pm
Ionic Radius72 (3+) pm
Electronegativity (Pauling)1.78
Ionization Energy (1st)558 kJ mol-1
Ionization Energy (2nd)1821 kJ mol-1
Ionization Energy (3rd)2704 kJ mol-1
Molar Heat Capacity26.7 J K-1mol-1
Standard Molar Entropy57.8 J K-1mol-1
Enthalpy of Fusion3.27 kJ mol-1
Enthalpy of Vapourization226.4 kJ mol-1
[Back to Periodic table]

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