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Corrosion And Its Prevention (chemistry Only) (GCSE Chemistry)
The following is a GCSE Chemistry test covering 'Corrosion And Its Prevention (chemistry Only)' from the broader topic Using Resources. The test is geared towards the AQA exam board style syllabus.Incorrect: 0
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Which maintenance practice most directly prevents corrosion of steel bridges?
Which of the following best explains why rust does not protect iron from further corrosion?
Which statement describes anodic and cathodic areas on a corroding metal surface?
Which two conditions are essential for ordinary rusting of iron to occur?
Why is aluminium often used for outdoor structures despite being a metal that can corrode?
What is the main advantage of galvanising steel (coating with zinc) for corrosion protection?
Rusting of iron is an electrochemical process. In a simple rusting cell, which occurs at the anode (oxidation)?
How does a sacrificial anode protect an iron structure even if the coating is damaged?
Which of the following best describes why cathodic areas do not corrode in a rusting cell?
Which measure is most suitable for protecting buried steel pipelines from corrosion over long distances?
Which engineering design choice reduces galvanic corrosion when using dissimilar metals together?
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