3 2 The formal potential of Fe Fe in a sulphuric acid and

Last updated: 7/3/2023

3 2 The formal potential of Fe Fe in a sulphuric acid and phosphoric acid mixture E 0 61 V is much lower than the standard potential E 0 77 V This is due to i formation of the species FeHPO4 ii lowering of potential upon complexation iii formation of the species FeSO4 iv high acidity of the medium a i and ii only c iii only b i ii and iv only d all of these