Lithium

= Lithium = By: Summer
 * Atomic Number: ** 3


 * Protons: ** 4


 * Electrons: ** 3


 * Neutrons: ** 4


 * Average Atomic Mass: ** 6.941


 * Isotopes: ** Li-6, Li-7


 * Discovery: ** Johan August Arfvedson discovered Lithium in 1817
 * Name: ** "Lithos" meaning "stone" in Greek, name because of its mineral source discovery.


 * Uses: ** used in alloys for high performance aircraft, special strength ceramics and glasses, and manic-depression disorder drugs.


 * Interesting Facts ** : Lithium can be slightly toxic, and in large amounts, can poison the nervous system.


 * Video:** media type="youtube" key="MwH0796IN48" height="344" width="425"

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 * Sources**
 * PHOTO : Web Elements []
 * VIDEO : "Lithium- Periodic Table of Video" []
 * SOURCE : Web Elements []
 * SOURCE : Periodic table of elements- []
 * SOURCE : Lithium Facts- []