Details : Item 215

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Alkali metals
Alkaline earth metal
Transition metals I
Transition metals II
Transition metals III
Transition metals IV
Post-transition metal
Metalloid
Diatomic non-metal
Noble gas
Other

Famille : Alkali metals/1
Lithium
Symbol: Li, phase:solid, silvery-white
Used in soap manufacture, batteries & bipolar disorder
treatment. Trace amounts of lithium are present in all
organisms, but has no apparent vital biological function.
Properties
Atomic number3
Atomic weight6.94
Melting point (K)453.65
Boiling point (K)1603
Speed of sound (m/s)6000
Discovery1817 (J.A Arfwedson)