Question

Oxidation number of oxygen in O₂²⁻ ion is ​

Answer 1

Answer:

diatomic oxygen exists in the atmosphere in the free state, hence the oxidation state of each atom will be 0. So, the correct option is (B) 0 . Note: It should be noted that there are some exceptions while assigning the oxidation states of atoms in a molecule.

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Answer 2

Answer:

Since oxygen gas i.e., diatomic oxygen exists in the atmosphere in the free state, hence the oxidation state of each atom will be 0. So, the correct option is (B) 0 . Note: It should be noted that there are some exceptions while assigning the oxidation states of atoms in a molecule.

Explanation: