40 elements

What Are The 50 Elements? Atomic Number Symbol Name 47 Ag Silver 48 Cd Cadmium 49 In Indium 50 Sn Tin What are the first 60 elements? Hydrogen. H. Helium. He. Lithium. Li. Beryllium. Be. Boron. B. Carbon. C. Nitrogen. N. Oxygen. O. What are the first 40 elements? A B Boron B Carbon C