Symbol: Tc
Atomic Number: 43
Atomic Weight: 98 (most stable)
Boiling Point: 4538 K
Melting Point: 2477 K
Density at 300K: 11.5 g/cm3
Covalent radius: 1.27
Atomic radius: 1.95
Atomic volume: 8.5 cm3/mol
First ionization potental: 7.28 V
Specific heat capacity: 0.24 Jg-1K-1
Thermal conductivity: 50.6 Wm-1K-1
Electrical conductivity: 0.001 106Ω-1m-1
Heat of fusion: 23 kJ/mol
Heat of vaporization: 502.0 kJ/mol
Electronegativity: 1.9 (Pauling's)

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