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प्रश्न
State whether the following conversion is oxidation or reduction:
PbO2 + SO2→ PbSO4
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उत्तर
When there is an increase in the oxidation state, the compound is said to undergo oxidation.
When there is a decrease in the oxidation state, the compound undergoes a reduction.
PbO2 → Reduction, SO2 → Oxidation.
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