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Product of oxidation of thiosulphate by KMnO4 in neutral or faintly alkaline medium

The same question, asked 2 times: 2021 Paper 26, 27 Jul 2022. Every wording below, oldest first.

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  1. Question 1

    2021 Paper 26

    56
    In mildly alkaline medium, thiosulphate ion is oxidized by MnO4−MnO_{4}^{-}to "A". The oxidation state of sulphur in " AA " is

  2. Question 2

    27 Jul 2022

    129
    In neutral or alkaline solution, MnO4−MnO_{4}^{-}oxidises thiosulphate to:

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