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:The downward sloping part of the long-run average…A to eater to glass to air to water to glass to air.…When the downward current flows in a straight…A downward sloping demand curve means that?A hydrogen chloride gas reacted with oxygen gas to…