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