Ytterbium


 * Element Name:** Ytterbium


 * Element Symbol:** Yb


 * Atomic Mass:** 173 [[image:Ytterbium_collin.png width="216" height="288" align="right"]][[image:Ytterbium.gif align="right"]]


 * Atomic Number:** 70


 * Protons:** 70


 * Electrons:** 70


 * Discovery:** Marignac, 1878


 * How It Was Named:** It was named after Ytterby, a village in Sweden.


 * State of Matter:** Solid


 * Melting Point:** 819°


 * Boiling Point:** 1196°


 * Characteristics:** Silvery white colored, soft, and ductile. It also has a low toxic rating.


 * Uses of Element:** Used for X-ray machines and lasers.


 * Interesting Facts:** Ytterbium metal is priced at about $875/kg. It is also a very rare mineral.

media type="youtube" key="Rp7-yNvOV4I" height="390" width="640" align="center"