The Element

Basic Information

  • Protons: 27
  • Neutrons: 32
  • Electrons: 27
  • Atomic Mass: 58.93
  • Chemical Symbol: Co
  • Period Number: 4
  • Group Number: 9
  • Family: Transition Metal
  • State of Matter: solid
  • Type of Element: Metal

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The History

Cobalt was found in Sweden , by a man that goes by the name George Brandt . It was 1737 when this occurred . Cobalt got its name from a German word cobalt . This is German means goblin or evil spirits and cobalt has been used to many years .

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George Brandt

Founder of the element Cobalt


Although cobalt is used in electroplating to give objects an attractive surface that resists oxidation , it is more widely used to form alloys . Alnico , an alloy consisting of aluminum, nickel and cobalt is used to make powerful permanent magnets . Stellite alloys , which contain cobalt , chromium and tungsten , are used to make high-speed and high temperature cutting tools and dyes . Cobalt is also used to make alloys for jet engines and gas turbines , magnetic steels and some types of stainless steels .