Argon (Ar): Uses, Chemical & Physical Properties
Overview Argon is a chemical element with the symbol (Ar) and atomic number 18. It is in group 18 of the periodic table together with Helium (He), Neon (Ne), Krypton (Kr), Xenon (Xe) and Radon (Rn). They are generally categorized as noble gases. Argon is colorless, odorless, tasteless, nontoxic and nonflammable gas. It is chemically … Read more