Welcome to Smogon! Take a moment to read the Introduction to Smogon for a run-down on everything Smogon, and make sure you take some time to read the global rules.
There's Hydrogen and Helium, Lithium Beryllium, Boron Carbon everywhere, Nitrogen all through the air, Oxygen so you can breathe, fluorine for your pretty teeth, neon to light up the signs, sodium for salty times, Magnesium, Aluminium Silicon, Phosphorus and Sulfur Chlorine and Argon, Potassium...