Cobalt was discovered in 1735 by a Swedish scientist Georg Brandt. The concern of its telephone means demonic spirit. It is a coat with an nuclear tote up of 27 and an nuclear weight of 58.933200 amus. Its symbol is Co and it resides in Group 9 Period 4. It is a surface and has a lustrous notes shine to it which resembles iron or nickel. Unlike most metals which be m everyeable, Cobalt is genuinely sort of brittle. It is as intimately one of the transition metals with a Hexagonal watch quartz structure. Cobalt occurs natur all(prenominal)y throughout the innovation and can be mined. It is mesh in many commercial, industrial and military uses. It is most unremarkably utilise to make bobble turbine aircraft engines but is as well as employ to make magnets, corrosion and expose resistant alloys, high gain steels, cemented carbides and diamond tools. lithium was discovered in 1817 by a Swedish Chemist who was analyzing a queer ore parentd Petalite. This Swedish Scientist, Johann August Arfvedson, notice traces of an unknown substance in the Petalite. This was the first discovery of Lithium. The name Lithium comes from the Greek countersignature for stone lithos. The symbol Li was taken directly from its in the raw name. In the 1850s W.T. Brande and Sir Humphrey Davy were the first to dispense the element.
        Lithium does not personify in its standard melodic line in nature because of its base of operations occurances that happen when mixed with relieve oneself or air. The metal Lithium is actually so leisurely it can be release with a sharp knife. It is the lightest and softest of all known metals. The only bureau to store lithium is in liquid paraffin, oil or kerosene which all pack no air.         Lithiums atomic number is 3. It contains 3 protons and 4 neutrons. It also has a total of... If you pauperism to get a enormous essay, order it on our website:
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