Theory
Practice Questions
| 1. |
Corrosion and prevention
Difficulty: easy |
2
|
| 2. |
Reaction of metals with water
Difficulty: easy |
2
|
| 3. |
Reaction of metals with water
Difficulty: easy |
3
|
| 4. |
Rusting and its prevention
Difficulty: medium |
2
|
| 5. |
Effect of water on materials
Difficulty: medium |
2
|
| 6. |
Corrosion
Difficulty: medium |
1
|
| 7. |
Reaction of Metals with Water
Difficulty: hard |
3
|
| 8. |
Rusting
Difficulty: hard |
4
|
| 9. |
Iron nail in different conditions
Difficulty: hard |
5
|