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What effect does scratching a tin-plated (iron) object have on the rate of corrosion?

Asked by Isaac, Last updated: Jan 22, 2020

This question is part of

Topic 12 - Corrosion

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2 Answers

Ken Wilson

Want to learn new things and share my knowledge

Ken Wilson, Marketing Analyst, MBA, Miami

Answered Jan 31, 2019

Because a tin plate is dense and resistant to prevent further oxidation, if you take a noncorroding material, such as brass and scratch away some of the surface exposing new material, then the...Read More
 

John Smith

John Smith

Answered Sep 11, 2016

Exposing the iron to water/oxygen will cause the iron to rust. It will also be providing electrons to the tin, as it is higher in the EC series, so rusting will take place more quickly.
 

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