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  • Magnesium is used as a sacrificial anode in some metal structures to protect them from corrosion. What does this mean?Option: 1 Magnesium is corroded

Magnesium is used as a sacrificial anode in some metal structures to protect them from corrosion. What does this mean?

Option: 1

Magnesium is corroded first, protecting the metal structure.
 


Option: 2

Magnesium accelerates corrosion of the metal structure.
 


Option: 3

Magnesium is not affected by corrosion.
 


Option: 4

Magnesium prevents any corrosion.


Answers (1)

best_answer

In sacrificial anode protection, magnesium corrodes preferentially to the metal structure, sacrificing itself to protect the structure from corrosion.

 

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mansi

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