1.

Define An Electrochemical Corrosion. What Are The Types Of Electrochemical Corrosion?

Answer»

It occurs due to the EXISTENCE of separate “ANODIC” and “cathodic” areas between which current flows through the conducting SOLUTION. At anodic area oxidation occurs and anodic part of metal is destroyed.

  1. GALVANIC corrosion.
  2. Concentration cell / Differential aeration corrosion.

It occurs due to the existence of separate “anodic” and “cathodic” areas between which current flows through the conducting solution. At anodic area oxidation occurs and anodic part of metal is destroyed.



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