If equal volumes of 0.1 M KMnO4 and 0.1MK2Cr2O7 solutions are allowed to oxidise Fe2+ to Fe3+ in acidic medium, then Fe2+ oxidized will be:
More by KMnO4
More by K2Cr2O7
Equal in both cases
Cannot be determined
More the nf, more will be the oxidation of other. nf of K2Cr2O7>nf of KMnO4.