MANGANESE

MANGANESE (25) (Solid)  53(2,000,000 years)EC  54(313 days)EC  56(2.578 hours)B-
Atomic radius:1.79Deg. A (Quantum mech. value for a free atom)
Atomic volume:1.39 cm(3)/mol at 300Deg. Kelvin
Atomic weight:54.938 (Based on Carbon 12)
Boiling point:2335Deg. Kelvin
Covalent radius:1.17Deg. A
Crystal structure:Cubic,body centered
Density:7.43 g/cm(3) at 300Deg. Kelvin
Electrical conductivity:.00695 10(6) cm(x.1) K(x.1) at 293Deg. Kelvin
Electron configuration:1s(2)2s(2)p(6)3s(2)p(6)3d(5)4s(2)
Electronegativity:1.55 (Pauling's)
First ionization potential:7.435 V
Heat of fusion:12.05 kJ/mol at melting point
Heat of vaporization:226.0 kJ/mol at boiling point
Melting point:1517Deg. Kelvin
Oxidation states:7,6,5,4,2,3 very acidic(7)
Specific heat capacity:.48 Jg(x.1) K(x.1) at 300Deg. Kelvin
Thermal conductivity:.0782 W cm(x.1) K(x.1) at 300Deg. Kelvin
Description:

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