Radon is my favorite Radon: Rn atomic number: 86 Element family: Noble gas Radioactive: Yes Flammable: Yes Poisonous: Yes Can cause: Lung cancer, Death
Not done. Actively working on this. 24/118 Hydrogen,Helium, Lithium,Beryllium, Boron, Carbon, Nitrogen, Oxygen, Fluorine, Neon, Sodium, Magnesium, Aluminum, Silicon, Phosphorus, Sulfur, Chlorine, Argon, Potassium, Calcium,
