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Properties of Lithium
Atomic_symbol: Lie
Atomic number: 3e
Atomic mass: 6.941(2)e
Standard phase: Solide
Elemental Class: Alkali metale
group: 1e
period: 2e
block: se
Appearance: Silvery white/greye
Electronegativity: 0.98e
Density: 0.534e
Melting point: 180.5 °C e
Boiling point: 1342 °C e
Heat of fusion: 3.00e
Heat of vaporization: 147.1e
1st ionization energy: 520.2 kJ/mole
2nd ionization energy: 7298.1 kJ/mole
3rd ionization energy: 11815.0 kJ/mole
Van der Waals radius: 182e
Young's modulus: 4.9e
Shear modulus: 4.2e
Bulk modulus: 11e
Mohs hardness: 0.6e
CAS number: 7439-93-2e
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