Actinium Astatine Americium Antimony
Astatine Arsenic Aluminium Antimony
Americium Aluminium Actinium Antimony
Beryllium Barium Bismuth Bromine
Bromine Barium Bismuth Berylium
Sodium Sulphur Zinc Antimony
Americium Actinium Antimony Arsenic
Arsenic Americium Actinium Argon
Barium Bismuth Beryllium Bromine
Arsenic Astatine Argon Actinium