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Using the E° values of A …

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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 and E° (B2+ / B ) = -0.14 V

Posted by Aashifa Siddiqui 6 years, 9 months ago

CBSE > Class 12 > Chemistry

3 answers

Parru Kaur Brar 6 years, 9 months ago

mental isko kisne allow kr deia jha aane k lie iko tou hospital hona chahie tha........

1Thank You

Hunny Bunny 6 years, 9 months ago

Because A have lower electrode potential.So when A is connected with iron it protects it from oxidation..it can also be said that A is a sacrificial substance.

5Thank You

Aashifa Siddiqui 6 years, 9 months ago

Muje pta h ki A h but q h ni pta Tell me

0Thank You

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