JEE Main 2002Annual, Paper 1ChemistryEasyS Block Elements86× since 2002KO₂ (potassium super oxide) is used in oxygen cylinders in space and submarines because it :AOption A. absorbs CO₂ and increases O₂ contentBOption B. eliminates moistureCOption C. absorbs CO₂DOption D. produces ozoneCheckSkip · show solution
