Equal volumes of 1 M each of KMnO4 and K2Cr2O7 are used to oxidise Fe(II) solution in acidic medium. The amount of Fe oxidized will be:
A
More with KMnO4
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B
Equal with both oxidizing agents
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C
More with K2Cr2O7
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D
Cannot be determined
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Solution
The correct option is C More with K2Cr2O7 The 'n' factor of KMnO4 is 5 while that of K2Cr2O7 is 6. So for the same number of moles, K2Cr2O7 will have greater equivalence than KMnO4.