Rhenium
Symbol: Re
Atomic Number: 75
Atomic Weight: 186.207
Boiling Point: 58.70 K
Melting Point: 3455 K
Density at 300K: 21.0 g/cm3
Covalent radius: 1.28
Atomic radius: 1.97
Atomic volume: 8.85 cm3/mol
First ionization potental: 7.88 V
Specific heat capacity: 0.137 Jg-1K-1
Thermal conductivity: 47.9 Wm-1K-1
Electrical conductivity: 5.8*106Ω-1m-1
Heat of fusion: 33.05 kJ/mol
Heat of vaporization: 707.1 kJ/mol
Electronegativity: 1.9 (Pauling's)

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