PERIODIC ELEMENT
Am (Americium)

 



Atomic number : 95
Atomic mass : 243 g mol-1
Electronegativity according to Pauling : unknown
Density : 13.67 g cm-3 at 20 °C
Melting point : 994 °C
Boiling point : 2607 °C
Vanderwaals radius : unknown
Ionic radius : unknown
Isotopes : 8
Electronic shell : [ Rn ] 5f7 7s2
Energy of first ionisation : 578  kJ.mol-1
Discovered by : G.T. Seaborg in 1945
 
Atomic Structure Uses(Smoke Detectors)