Asked by alex

Balance by oxidation method the SO2 + MnO4+H2O --MnSO4+H2SO4+SO4(-2)
Answered by DrBob222
Will this get you started.
S on the left is +4; on the rght is +6
Mn on the left is +7 and on the right is +2. I think you failed to add the charge to MnO4. It should be MnO4^-.
Answered by alex
Yes I get it thanks Dr.