chemistry grade 12
posted by Ron .
Question: Balance the following reactions by the oxidation number method.
a) I2 + HNO3 --> HIO3 + NO2 + H2O
b) MnO4- + H+ + Cl- --> Mn2+ + Cl2 + H2O
I know how to give each atom oxidation number but after i don't know how to apply the method.