Actinium: reactions of elements

₈₉Ac

Available actinium properties...

• Essentials
• More properties...
  • Physical properties
  • Electron shell data
  • Atom sizes
  • Electronegativity
  • Isotopes and NMR
  • Crystal structure
  • Thermochemistry
  • History
  • Uses
  • Geology
  • Biology
  • Binary compounds
  • Compound properties
  • Element reactions

Reaction of actinium with air

Actinium metal tarnishes slowly in air and burns readily to form actinium (III) oxide, Ac₂O₃.

4Ac + 3O₂ → 2Ac₂O₃

Reaction of actinium with water

Reaction of actinium with the halogens

Reaction of actinium with acids

Reaction of actinium with bases