Erbium


 * Element name:** Erbium


 * Element symbol:** Er


 * Atomic mass:167[[image:Erbium_abdullah.png width="216" height="288" align="right"]]**
 * Atomic number:68**
 * Protons:68**
 * Eectrons:6****8**
 * Discovery:by carl mosander in 1843**
 * How was it named: it was named after a sliver metal**


 * State of matter: solid**
 * Melting point: 1529°c**

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 * Boiling point:2868°c**
 * Characteristics: slivery white,and explosive**
 * Uses of element:it's for skin improvement**
 * Intersting facts:**
 * **color is slivery white**
 * **it's a solid metal**
 * **it's found in a chemical combination.**