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Cobalt

(Co)

Category

Transition metal

Relative atomic mass

58.933195

Density

8.9

Melting point (°C)

1768

Boiling point (°C)

3186

Electronegativity (Pauling)

1.88

Discovery year

1735

Discovered by

Peter Jacob Hjelm

created by @lukaswyss

Cobalt (Co) – Element 27