Which of the following gases is used to retard the vaporization of the filament in a light bulb? by Sunday | Dec 11 | Chemistry WAEC | 0 comments A. Argon B. Helium C. Hydrogen D. Oxygen Correct Answer: Option A A. Argon Users Also Read These:A form of carbon used for absorbing poisonous gases…In a mixture of gases which do not react chemically…In the diagram above, a bulb is lit by drawing 2.0A…A bulb marked 240V, 40W is used for 30 minutes.…Which of the following will not retard economic…