Balance the following redox reactions in basic solution:

1.    Bi(OH)3  +   SnO22-    --->     SnO32-   +     Bi

2.   Mn2+   +   H2O2      --->      MnO2     +     H2O

 

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Use the half-reaction method to balance the following redox reactions:

(a) Cr2O7^2- + C2O4 ^2- ? Cr3+ + CO2 (in acidic solution)

(b) Mn2+- + H2O2 ? MnO2 + H2O (in basic solution)

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Balance the following Redox reactions in basic solution

a) NiO2 (s) + Fe (s) → Ni(OH)2 (s)+ Fe(OH)2 (s)

b) OH- (aq) + NO2 (g) → NO3- (aq) + NO2- (aq) + H20 (l)