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Ananya Shree

Class 11th
Chemistry
2 years ago

Balance the oxidation—reduction reaction FeS2 + O2 → Fe2O3 + SO2

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Muskan Anand

2 years ago

Fe2+ → Fe3+ 1 ↑ S2-1 → 2S+4 10 ↑ O2 → 2O2- 4↓ × 11 4[Fe+2 + S2-1] + 11O2 → 4Fe3+ + 8S+4 + 22O-2 or 3FeS2 + 11O2 → 2Fe2O3 + 8SO2

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