PERIODIC ELEMENT
Ag (Silver)




Atomic number : 47
Atomic mass : 107.87 g.mol-1
Electronegativity according to Pauling : 1.9
Density : 10.5 g.cm-3 at 20 °C
Melting point : 962 °C
Boiling point : 2212 °C
Vanderwaals radius : 0.144 nm
Ionic radius : 0.126 nm
Isotopes : 11
Electronic shell : [Kr] 4d10 45s1
Energy of first ionisation : 758 kJ.mol-1
Energy of second ionisation : 2061 kJ.mol-1
Discovered by : The ancients
 
Atomic Structure Uses ( jewelry, photography, electrical conductor)