Home » Chemistry » The gas that can best be collected by downward displacement of air isThe gas that can best be collected by downward displacement of air is The gas that can best be collected by downward displacement of air is A. Chlorine B. Sulphur (IV) oxide C. Ammonia D. Carbon (IV) oxide Correct Answer: Option C Explanation Related Posts Which of the following acts both s a reducing and an oxidizing agent? How many faraday of electricity is required to produce 0.25 mole of copper? On heating, which of the following compounds will decompose to the free metal, nitrogen (IV)… A metallic oxide which reacts with both HCl and NaOH to give salt and water… Which of the following molecules has a linear structure? How many atoms are there in one mole of hydrogen gas? [Avogadro’s constant = 6.02…