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Corrosion and Its Prevention

How is an iro...

Question

How is an iron gate prevented from rusting? (2 marks)
[APSCERT Textbook]

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Solution

Rusting is aided by both moisture (water) and air (oxygen). (1 mark)

By painting an iron gate, we prevent its contact from the air and moisture present in the atmosphere. (1 mark)

Hence, rusting is prevented.

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Q. Solve the crossword puzzle. [2 marks]

Across:
1. A method used to prevent the rusting of movable parts of a bicycle.
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1. Coating zinc on iron objects.
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