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Element 3 - Lithium (Li) sound

From lithos meaning stone; discovered 1817; the lightest of the solid elements. Lithium forms a black oxide when exposed to air. It is used in ceramics, alloys, in the H-bomb--and in treating both gout victims and manic-depressives.

Properties

Atomic Number: 3
Atomic Weight: 6.941
Electron Configuration (at ground state): 1s22s1
Oxidation States (Bold most stable): +1
Boiling Point (K): 1615
Melting Point (K): 453.7
Density (at 300K -- g/cm3): 0.53
Atomic Volume (at 300K -- cm3/mol) 13.10
Number of stable isotopes: 2
Covalent Radius (Å): 1.23
Atomic Radius (Å): 1.55
First Ionization Potential (V): 5.392
Electronegativity (Pauling's): 0.98
Specific Heat Capacity (at 300K -- J g-1 K-1): 3.582
Heat of Vaporization (kJ/mol): 147.1
Heat of Fusion (kJ/mol): 3.0
Electrical Conductivity (at 293K for polycrystalline material -- 106 (ohms)-1 cm-1): 11.7
Thermal Conductivity (at 300K -- W m-1 K-1): 84.7
Crystal Structure: Cubic, body centered
Acid-Base Properties: Very basic