Barium
Symbol:
Ba
Atomic Number: 56
Atomic Weight: 137.33
Boiling Point: 2078 K
Melting Point: 1002 K
Density at 300K: 3.59 g/cm
3
Covalent radius: 1.98
Atomic radius: 2.78
Atomic
volume: 39.0 cm
3/mol
First
ionization potental: 5.212 V
Specific heat capacity: 0.204 Jg
-1K
-1
Thermal conductivity: 18.4 Wm
-1K
-1
Electrical conductivity: 2.8*10
6Ω
-1m
-1
Heat of fusion: 8.01 kJ/mol
Heat of vaporization: 140.2 kJ/mol
Electronegativity: 0.89 (Pauling's)