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