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:In a mixture of gases which do not react chemically…The refractive index of glass for yellow light is…Which of the following will not retard economic…Which of the following gases is light than air?When there is a remarkable difference between the…