Cesium – Cs55

Cs55 – Cesium

  • Atomic Number55
  • Atomic SymbolCs
  • Atomic NameCesium
  • Atomic Mass132.905452
  • CPK Hex Color57178F
  • Electron Configuration[Xe]6s1
  • Electron Negativity0.79
  • Atomic Radius343
  • Ionization Energy3.894
  • Electron Affinity0.472
  • Oxidation States1
  • Standard StateSolid
  • Melting Point301.59
  • Boiling Point944
  • Density1.93
  • Group BlockAlkali metal
  • Year Discovered1860

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