What Are The 10 Elements Of The Periodic Table?

What Are The 10 Elements Of The Periodic Table? Hydrogen (H) Helium (He) Lithium (Li) Beryllium (Be) Boron (B) Carbon (C) Nitrogen (N) Oxygen (O) What 10 elements were discovered first? 1789 German chemist Martin Klaproth discovers uranium. 1789 German chemist Martin Klaproth discovers zirconium. What are the 12 elements of the periodic table? Atomic