Zirconium


 * Element Name:** Zirconium


 * Element Symbol:** Zr


 * Atomic Mass:** 91[[image:ZIRCONIUM.png width="216" height="288" align="right"]]


 * Atomic Number:** 40


 * Protons:** 40


 * Electrons:** 40


 * Discovery:** Zirconium was discovered by Martin Heinrich Klaproth in 1789.


 * How it was named:** Zirconium was named for the mineral Zircon.


 * State of Matter:** Solid


 * Melting point:** 1855°C


 * Boiling Point:** 4409°C


 * Characteristics:** Its is grey, white and is a lustrous metal. Its is diffucult to ignite and contains 1 to 3% of halfnium.


 * Uses:** It used in vacums and flash bulbs for photography.


 * Interesting Facts:** Zirconium is nuclear and it is also found in stars.

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