Question

Which of the following is true about rusting of iron?

• A. The monetary loss due to rusting is huge.
• B. For rusting, the presence of both oxygen and water (or water vapor) is essential.
• C. If the content of moisture in air is high, which means if it is more humid, rusting becomes faster.
• D. All of the above.

Answer 1

The correct option is D All of the above.

All of the following is true about rusting of iron. The monetary loss due to rusting is huge. For rusting, the presence of both oxygen and water (or water vapor) is essential. The content of moisture in air is high, which means if it is more humid, rusting becomes faster.