Promethium

=Promethium=


 * Atomic Number:**61


 * Protons:** 61


 * Electrons:** 61 


 * Neutrons:** 81 


 * Average Atomic Mass:** 145 amu


 * Isotopes: none.**

**Name: The element promethium was named after Prometheum, Prometheum is a god that stole fire from heaven to give to humans.**
 * Discovery:** This element was discovered by experimenting with Syn. Jacob A. Marinsky, Lawrence E. Glendenin and Charles D. Coryell discovered the element.


 * Uses:** Promethium is used as a heat source to provide auxilliary power for space probes and satellites it also shows promise as a portable X-ray unit


 * Interesting Facts**: Interesting facts about Promethium are that this element can be used as a heat source.

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 * Video:media type="custom" key="2881195"**
 * Sources**
 * Photo: [|Solar System Probe by Cliff1066 on Flickr]
 * Video: I found this video on the [|Periodic Table Videos]
 * [|Promethium Uses on Webelements>]