Cobalt – Co27

Co27 – Cobalt

  • Atomic Number27
  • Atomic SymbolCo
  • Atomic NameCobalt
  • Atomic Mass58.93319
  • CPK Hex ColorF090A0
  • Electron Configuration[Ar]4s2 3d7
  • Electron Negativity1.88
  • Atomic Radius192
  • Ionization Energy7.881
  • Electron Affinity0.661
  • Oxidation States+3, +2
  • Standard StateSolid
  • Melting Point1768
  • Boiling Point3200
  • Density8.86
  • Group BlockTransition metal
  • Year Discovered1735

Periodic Table of Elements. (2022, December 23). In PubChem and the National Library of Medicine. https://pubchem.ncbi.nlm.nih.gov/periodic-table/#view=table