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Question
Iron is used in bridges and automobiles to provide strength. However a layer of zinc is plated on it. Name the process. Why is this done?
[3 MARKS]
Iron is used in bridges and automobiles to provide strength. However a layer of zinc is plated on it. Name the process. Why is this done?
[3 MARKS]
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Solution
Naming the process: 1Mark
Reasoning out: 2 Marks
Galvanization or galvanizing is the process of applying a protective zinc coating to steel or iron, to prevent rusting.
In bridges and automobiles, Iron is used to provide strength. However, iron tends to corrode and rust. So, zinc coating is done on iron to protect it from corrosion and formation of rust.
Naming the process: 1Mark
Reasoning out: 2 Marks
Galvanization or galvanizing is the process of applying a protective zinc coating to steel or iron, to prevent rusting.
In bridges and automobiles, Iron is used to provide strength. However, iron tends to corrode and rust. So, zinc coating is done on iron to protect it from corrosion and formation of rust.
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