Why less originated area act as anode in a metal ?

  • Thread starter ajayguhan
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  • #1
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Why less originated area act as anode in a metal ?
 

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  • #2
Borek
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What do you mean by "originated area"?
 
  • #3
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Sorry it's oxygenated
 
  • #4
Borek
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I am still not sure what the question is really about. In what context was it asked?
 
  • #5
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A metal undergoes a electrochemical corrosion when exposed to moisture air. The parts which are less exposed to oxygen will act as anode and the more oxygen concentrated area will act as cathode
 

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