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Question
Oxidation number of potassium in K2O, K2O2 and KO2, respectively, is ______.
Options
+2, +1 and `+1/2`
+1, +1 and +1
+1, +4 and +2
+1, +2 and +4
MCQ
Fill in the Blanks
Solution
Oxidation number of potassium in K2O, K2O2 and KO2, respectively, is +1, +1 and +1.
Explanation:
In all of its oxides, superoxides, and peroxides, potassium exhibits a +1 state.
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Oxidation Number - Introduction
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