A thin layer of zinc is deposited on a metal to ___________.
A
change its colour
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B
prevent corrosion
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C
change the shape
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D
make the object appear rusty
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Solution
The correct option is B prevent corrosion To prevent rusting of iron, zinc is coated over iron. Zinc interacts with surrounding and the iron remains protected, this process to control rusting of iron is called Galvanization.