NCERT/CBSE CHEMISTRY CLASS 11 textbook
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Solutions/Answers to NCERT/CBSE CHEMISTRY Class 11(Class XI)textbook
CHAPTER EIGHT
REDOX REACTIONS
8.18 Balance the following redox reactions by ion – electron method :
(a) MnO4– (aq) + I– (aq) → MnO2 (s) + I2(s) (in basic medium)
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(b) MnO4– (aq) + SO2 (g) → Mn2+ (aq) + HSO4– (aq) (in acidic solution)
(c) H2O2 (aq) + Fe2+ (aq) → Fe3+ (aq) + H2O (l) (in acidic solution)
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(d) Cr2O7 2– + SO2(g) → Cr3+ (aq) + SO42– (aq) (in acidic solution)
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