ElectrochemistryHard
Question
When iron is rusted, it is :
Options
A.reduced
B.oxidised
C.evaporated
D.decomposed
Solution
Rusting reaction of Fe is -
2H+ + Fe +
O2 → Fe2+ + H2O
2H+ + Fe +
Create a free account to view solution
View Solution FreeMore Electrochemistry Questions
In H2 - O2 fuel cell the reaction occuring at cathode is :...Standard electrode potential for Sn4+ / Sn2+ couple is +0.15 V and that for the Cr3+ / Cr couples is - 0.74. These two c...Amount of oxalic acid present in a solution can be determined by its titration with KMnO4 solution in the presence of H2...During the electrolysis of 0.1 M CuSO4 solution using copper electrodes, a depletion of [Cu++] occurs near the cathode w...The correct cell diagram for the following reaction and Eo for the cell is2AgBr(s) + H2(g) → 2Ag(s) + 2H+ + 2Br−; $E_{Ag...