Cobalt ∙ cobalt ∙ cobalto ∙ cobalto
group ‘n+n’ / noble gases and (rather) noble metals: R, RO4
- melting point: 1495°C
- boiling point: 2927°C
- density: 8.9 g/cm³
An important use of Cobalt is in cathodes of Lithium-ion batteries. — Cobalt Institute
Cobalt has quadrupled in price between 2016 and 2017 but later fell again. — Investmine
☢ radioisotopes:
Co-60 (T1/2=5.3 a) activation product