Hydrogen Helium Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon The Reason why Neon sounds like Hydrogen is because of double digits. 1 is to 10. So Neon has a Alternative Version making herself sound like Hydrogen. But what happened to Fluorine? In that case, no one will know. He was a happy one in the characters. Until they made fun of him. And he evolved into a monster.