Resources
- Winter, Mark. "Cobalt: The Essentials." N.p., n.d. Web. 04 May 2015. "http%3A%2F%2Fwww.webelements.com%2Fcobalt%2F".
- "The Element Cobalt." It's Elemental -. N.p., n.d. Web. 04 May 2015."http://education.jlab.org/itselemental/ele027.html".
- "Cobalt - Co." Cobalt (Co). N.p., n.d. Web. 04 May 2015.http://en.m.wikipedia.org/wiki/Cobalt
- "Dynamic Periodic Table." Dynamic Periodic Table. N.p., n.d. Web. 04 May 2015."http://www.ptable.com/".
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