(thing) by SSMark82 Tue Dec 12 2000 at 22:38:56
Thallium
Symbol: Tl
Atomic Number: 81
Atomic Weight: 204.383
Boiling Point: 1746 K
Melting Point: 577 K
Density at 300K: 11.85 g/cm3
Covalent radius: 1.48
Atomic radius: 2.08
Atomic volume: 17.20 cm3/mol
First ionization potental: 6.108 V
Specific heat capacity: 0.129 Jg-1K-1
Thermal conductivity: 46.1 Wm-1K-1
Electrical conductivity: 5.6*106Ω-1m-1
Heat of fusion: 4.27 kJ/mol
Heat of vaporization: 162.09 kJ/mol
Electronegativity: 2.04 (Pauling's)

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