Question 0MnO4(aq) + 8H + 5Fe2+ \(\to\) Mn2+(aq) + 5Fe3+(aq) + H2O. The oxidation number of maganese in the above reaction changed fromA.+7 to +2B.+6 to +2C.+5 to +2D.+4 to +2E.Objective Show full explanation