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

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in Chemistry by kratos

Using the E° values of A and B, predict which is better for coating the surface of iron [E°(Fe2+/Fe) = - 0.44 V] to prevent corrosion and why ?

Given : E°(A2+/A) = -2.37 V: E° (B2+/B) = - 0.14 V

1 Answer

+6 votes
by kratos
 
Best answer

A is better than B because its E° value is more negative.

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