What is oxidation state of oxygen in OF_2 and in KO_2 respectively

MHT CET 2026 Chemistry question

What is oxidation state of oxygen in OF and in KO respectively

(A)+2 and +1
(B)+2 and -1/2Correct
(C)+1 and 1/2
(D)-2 and -1

Answer: (B)

Solution

In OF fluorine (most electronegative, always ) is more electronegative than oxygen, so . KO is potassium superoxide, ; the O ion has charge shared by two O atoms, so

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Question ID VK-097558