What Is the Oxidation Number Change for the Bromine Atom

question 50

Multiple Choice

What is the oxidation number change for the bromine atom in the following unbalanced reduction half-reaction: Br O₃^- (aq) + H⁺(aq) → Br^-(aq) + H₂O(l)

• A) -7
• B) -6
• C) +6
• D) +7

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