Indium

Atomic number49
Atomic weight114.818
Discovery (year)1863
Atomic radius (A)1.62C1C68
Melting point (oC)156.63
Boiling point (oC)2000
Density (g/cm3)7.3
Specific heat (cal/g oC)0.057
Ionization potential (eV)5.786
Electron Affinity (eV)0.3