The most durable metal plating on iron to protect against corrosion is:
Correct answer: B. Zinc plating
- A. Tin plating
- B. Zinc plating
- C. Nickel plating
- D. Copper plating
Explanation
Explanation:The most durable metal plating on iron to protect against corrosion is zinc plating. Tin plating is used to protect iron from rusting, but it is not as durable as zinc plating. Nickel plating is often used for decorative purposes and to improve wear resistance, but it is not as effective at protecting iron from corrosion as zinc plating. Copper plating is not as effective at protecting iron from corrosion as zinc plating, and it is often used for decorative purposes.
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About Redox Reactions
Redox reactions involve oxidation and reduction occurring together, with electrons transferred between species or oxidation numbers changing. The topic covers assigning oxidation states, identifying oxidizing and reducing agents, balancing redox equations by oxidation number or half-reaction methods, and connecting chemical changes with galvanic and electrolytic cells.
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