What is the oxidation number change for the bromine atom in the following unbalanced reduction half-reaction: BrO₃^-(aq) + H⁺(aq) → Br^-(aq) + H₂O(l)

Name: What is the oxidation number change for the bromine atom in the following unbalanced reduction half-reaction: Br O 3 - (aq) + H + (aq) → Br - (aq) + H 2 O(l)
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Question

Quizplus · Accepted Answer

Before the reaction, the oxidation number of Br is 0. In the product, the oxidation number of Br is -1. Therefore, the oxidation number change for Br is -1.

What Is the Oxidation Number Change for the Bromine Atom