Chromium


 * Element Name:** Chromium


 * Element Symbol:** Cr


 * Atomic Mass:** 52[[image:chromium_isabella.png width="216" height="288" align="right"]][[image:Chrominum.gif width="288" height="216" align="right"]]


 * Atomic Number:** 24


 * Protons:** 24


 * Electrons:** 24


 * Discovery:** Louis Nicholas Vauquelin at 1797 in France


 * How It Was Named:** From the Greek word chroma which means color, because of it's many compounds that are intensely colored.


 * State Of Matter:** Solid


 * Melting Point:** 1907°C


 * Boiling Point:** 2671°C


 * Characteristics:**
 * Steely-gray
 * Lustrous
 * Has high corrosion resistance and hardness
 * Malleable
 * Chromium is toxic and should be handled with proper safeguards


 * Uses Of Element:**
 * Hardens steel
 * Manufactures stainless steel
 * Prevents corrosion
 * Gives glass an emerald color

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 * Interesting Facts**
 * Chromic oxide is the ninth most abundant compound in the Earths crust
 * Emeralds are green because of the inclusion of a little chromium
 * Chromium is used on car wheels