ChemistryEasy35×since 2002Q1805Oxidation number of potassium in K₂O. K₂O₂ and KO₂ respectively is :A+1, +2 and + 4B+1, +1 and + 1C+2, +1 and +12+ {1 \over 2}+21D+1, +4, and +2Check answerSkip