Cobalt My report is about the element Cobalt. Cobalt is the 27th element on the periodical table and has an atomic number of twenty-seven. It has a symbol of Co. Cobalt¹s atomic weight is 58.9332. It has a melting point of 1,490š C. and a boiling point of 2,900š C. Cobalt looks almost exactly like iron and nickel. Cobalt is between iron and nickel on the periodical table and found in only . 001-.002 percent of the earth¹…showed first 75 words of 338 total…

…showed last 75 words of 338 total…the world¹s reserve. Cobalt is a common trace element found in food. It is a component of vitamin B12. It is important to our health. But excessive amounts may cause nausea, damage to the heart, kidneys, and nerves, and even cause death. I think that Cobalt is a neat element. Before I did this report I knew nothing of Cobalt. Now I know how they use it as an alloy and in other ways.