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:Which of the following will not retard economic…A heating coil rated 1000W is used to boil off…A steam trap is a component of apparatus used in…When there is a remarkable difference between the…Oxidation of the filament in a light bulb is…