Physical Properties of Argon gas: Argon (Ar) is a colorless, odorless, and tasteless noble gas that is the third most abundant gas in the Earth’s atmosphere, after nitrogen and oxygen. It has a boiling point of -185.7°C (-302.2°F) and a melting point of -189.3°C (-308.7°F). Argon is a non-reactive gas, meaning it does not readily […]