Repeating Patterns of Periodicity

Nickel Copper 2nc Galfium Germanium Arsenic Selenium Bromine Krypton 

Palladium Silver Cadmium Indium Tin Antimony Tellurium Iodine Xenon 

Platinum Gold Mercury Thallium Lead Bismuth Polonium Astatne Ftadon 

Ununnilium Unununium Ununbium ft UhunquBdunr Ununheodum ft Ununoctium 

1 remember reading a science fiction story many years ago about an alien life based on the element silicon. Silicon was the logical choice for this story because it s in the same family as carbon, the element that s the basis for life on earth. So the periodic table is an absolute necessity for chemists, chemistry students, and science fiction novelists. Don t leave home without it  

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