Question

Balance the following equation using oxidation number method:-

$\rm F_eS_2 + O_2 → F_{e_2}O_3 + SO_2$
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Answer 1

Answer:

4fes2+11o2-------->2fe2o3+8so20

Answer 2

Explanation:

Both iron and sulphur in FeS

O 20→2O 2−Total decrease =2×2=44FeS 2 +11O 2 →2Fe 2 O 3 +8SO