E-STAR - Student

QuizShowing question 1 of 25

Using the E⁰ values of A and B, predict which is better for coating the surface of iron [E⁰(Fe^2+/Fe) = -0.44 V] to prevent corrosion and why?
Given: E⁰(A^2+/= -2.37 V; E⁰(B^2+/= -0.14 V

Element A

Element B

Cannot predict

Equal amount of corrosion in both