Hf72 – Hafnium

  • Atomic Number: 72
  • Atomic Symbol: Hf
  • Atomic Name: Hafnium
  • Atomic Mass: 178.49
  • CPK Hex Color: 4DC2FF
  • Electron Configuration: [Xe]6s2 4f14 5d2
  • Electron Negativity: 1.3
  • Atomic Radius: 212
  • Ionization Energy: 6.825
  • Electron Affinity:
  • Oxidation States: 4
  • Standard State: Solid
  • Melting Point: 2506
  • Boiling Point: 4876
  • Density: 13.3
  • Group Block: Transition metal
  • Year Discovered: 1923

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