1 2MnO4-+6H++5NO2-=5NO3-+2Mn2++3H2O
2 H2O2+2Fe2+=2Fe3++2OH-
3 2MnO4-+3SO32-=2MnO2+3SO42-+2OH-
4 2MnO4-+3SO32-=2MnO2+3SO42-+2OH-
1 2MnO4-+6H++5NO2-=5NO3-+2Mn2++3H2O
2 H2O2+2Fe2+=2Fe3++2OH-
3 2MnO4-+3SO32-=2MnO2+3SO42-+2OH-
4 2MnO4-+3SO32-=2MnO2+3SO42-+2OH-