Post Utme Unilorin 2020 Chemistry Question 18
Practice objective / multiple choice question 18 from the 2020 Post Utme Unilorin Chemistry examination.
The half-reaction for the reduction of oxygen gas is: O_{2} + 4H^{+} + 4e^{-} → 2H_{2}O. What is the oxidation number of oxygen in the product?
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About This Question
This is Post Utme Unilorin 2020 Chemistry Question 18. It is one of the objective questions from the 2020 Post Utme Unilorin Chemistry examination.
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