The gas that can best be collected by downward displacement of air is? by Sunday | Oct 16 | Chemistry JAMB | 0 comments A. Chlorine B. Sulphur (IV) oxide C. Ammonia D. Carbon (IV) oxide Correct Answer: Option C – Ammonia Users Also Read These:A gas that is collected by upward delivery is likely to be?A hydrogen chloride gas reacted with oxygen gas to…According to the kinetic theory of gasses, which of…A to eater to glass to air to water to glass to air.…If humid air is polluted by chlorine discharged; the…