THE ten OF periodic table elements. O N L Y 1 0 O F T H E M I T S N O T A L L I M G O N N A S A Y 1 0 ¹Hydrogen ²Helium ³Lithium ⁴Beryllium ⁵Boron ⁶Carbon ⁷Nitrogen ⁸Oxygen ⁹Fluorine ¹⁰Neon