Practice Corrosion (3.5) - Metals and Non-metals

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9 questions

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Exercise
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6 sample questions

Question 1.
What is corrosion?
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Think about how metals change when they interact with air and moisture.
Question 2.
What forms when iron rusts?
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Remember the red-brown color that forms.
3Question 3.
What reaction causes iron to rust?
- Iron + Water
- Iron + Moisture + Oxygen
- Iron + Heat
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Think about the elements involved in rust formation.
4Question 4.
True or False: Coating iron in zinc prevents it from rusting.
- True
- False
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Consider the benefits of a protective layer.
Question 5.
A scientist claims to have found a new alloy that resists rusting even better than stainless steel. How would you test the effectiveness of this new alloy against corrosion?
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Consider controlled environments for accurate comparisons.
Question 6.
Explain the economic impact of corrosion in infrastructure such as bridges and buildings. What preventive steps can be taken to address this issue?
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Think about both short-term and long-term costs related to infrastructure maintenance.

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