Lithium

=Lithium = By: Bailey


 * Atomic Number:** 3


 * Protons:** 3


 * Electrons:** 3


 * Neutrons:** 4


 * Average Atomic Mass:** 6.941


 * Discovery:** Lithium was discovered in the mineral petalite by Johann August Arfvedson in 1817.


 * Name:** it was named after the greek word for stone which is lithios.


 * Uses: i**t is used to make special glasses and ceramics, including the Mount Palomar telescope's 200 inch mirror.


 * Interesting Facts**: Lithium is the lightest known metal and can be alloyed with aluminum, copper, manganese, and cadmium to make strong, lightweight metals for aircraft. Lithium hydroxide is used to remove carbon dioxide from the atmosphere of spacecraft. Lithium stearate is used as a general purpose and high temperature lubricant. Lithium carbonate is used as a drug to treat manic depression disorder.

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 * Video:** [|Periodic Table of Videos]


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