Tc43 – Technetium

  • Atomic Number: 43
  • Atomic Symbol: Tc
  • Atomic Name: Technetium
  • Atomic Mass: 96.90636
  • CPK Hex Color: 3B9E9E
  • Electron Configuration: [Kr]5s2 4d5
  • Electron Negativity: 1.9
  • Atomic Radius: 209
  • Ionization Energy: 7.28
  • Electron Affinity: 0.55
  • Oxidation States: +7, +6, +4
  • Standard State: Solid
  • Melting Point: 2430
  • Boiling Point: 4538
  • Density: 11
  • Group Block: Transition metal
  • Year Discovered: 1937

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