Lithium

[[image:Lithium.001.jpg width="200" height="300" align="right"]]Lithium

 * Atomic Number:** 3 


 * Protons:** 3 


 * Electrons:** 3 


 * Neutrons:** 4
 * Average Atomic Mass:**  6.941 amu


 * Isotopes:** Li-6, Li-7, Li-8, Li-9, Li-11


 * Discovery:** Lithium was discovered in Stockholm, Sweden in 1817 by Johan August Arfvedson.


 * Name:** Lithium was named after the Greek word "Lithos" because it was first discovered in rocks.


 * Uses:**  Lithium is use for absorbing carbon dioxide in space vehicles. It is also used in batteries for laptops, cell phones, and electric or hybrid vehicles. Lithium is also found in some medications for treating depression.


 * Interesting Facts**: When mixed with water it will react and create a fire! Watch the video below!

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 * Video:**

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 * Sources**
 * Photo: [|Lithium-ion Battery By Ariestrella on Flickr.]
 * Video: [|Lithium from the Periodic Table of Videos on YouTube>]
 * [|Lithium on WebElements]
 * [|History of Lithium on WebElements]
 * [|Isotopes of Lithium on WebElements]