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 to eater to glass to air to water to glass to air.…A downward sloping demand curve means that?When the downward current flows in a straight…The pressure of a fixed mass of an ideal gas at 27°C…A given amount of gas occupies 10.0dm³ at 4atm and…