JEE Main Chemistry question

Statement 1: Bromide ion is serving as a reducing agent in a reaction. Statement 2: Oxidation number of Br increases from −1 to +5.

Answer: (A)

Solution

In 2MnO_4^-(aq) + Br^-(aq) + H_2O(l) \to MnO_2(aq) + BrO_3^-(aq) + 2OH^-(aq), bromine's oxidation number rises from −1 to +5, a loss of 6

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Question ID VK-136740