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Sindh MDCAT 2020 Chemistry #Electrochemistry #Oxidation Number

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The oxidation state of 'S' in (S₂O₃)²⁻ is: (Sindh MDCAT 2020)

Verified Answer & Explanation⌄

Correct Answer: D) +2

Concept Explanation

In S₂O₃²⁻, the average oxidation state of sulfur is +2 because 2x + 3(−2) = −2.

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