balance the reaction by oxidation number method.FeS2+O2-->Fe2O3+SO2
Dear student
Please refer to the second part of the given link:
https://www.meritnation.com/ask-answer/question/how-to-balance-the-following-redox-reactions-using-only-the/redox-reactions/3443647
Regards
Please refer to the second part of the given link:
https://www.meritnation.com/ask-answer/question/how-to-balance-the-following-redox-reactions-using-only-the/redox-reactions/3443647
Regards