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Cobalt is a chemical element; it has symbol Co and atomic number 27. As with nickel, cobalt is found in the Earth's crust only in a chemically combined form.
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Cobalt
Chemical element
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Cobalt is a chemical element; it has symbol Co and atomic number 27. As with nickel, cobalt is found in the Earth's crust only in a chemically combined form, save for small deposits found in alloys of natural meteoric iron. Wikipedia
Symbol: Co
Atomic number: 27
Electron configuration: [Ar] 3d⁷ 4s²
Melting point: 2,723°F (1,495°C)
Atomic mass: 58.933195 u
Boiling point: 5,198°F (2,870°C)
Discoverer: Georg Brandt
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Cobalt (Co) is a metal used in numerous diverse commercial, industrial, and military applications, many of which are strategic and critical.
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Cobalt, like iron, can be magnetised and so is used to make magnets. It is alloyed with aluminium and nickel to make particularly powerful magnets.
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