Americium

Am Americium Rare Earth

 

Atomic number:  95 Atomic weight:  (243.0614)
Shells:  2,8,18,32,25,8,2 Orbitals:  [Rn] 5f7 7s2
Melting point:  994°C Boiling point:  2607°C
Covalent radius:  -- Å Atomic volume:  17.86 cm³/mol
Atomic radius:  -- Å Ionic radius:  -- Å
Electronegativity:  1.3 Oxidation states:  6,5,4,(3)
1st ionization pot.:  5.993 V 2nd ionization pot.:  -- V
3rd ionization pot.:  -- V Specific heat:  0.11 J/gK
Heat of fusion:  14.40 kJ/mol Heat of vapor.:  -- kJ/mol
Thermal conduct.:  0.1 W/cmK Electrical conduct.:  0.022 10^6/cm ohm
Density:  13.6 g/cm³ Valence:  2,3,4,5,6