Practice Questions
| 1. |
Physical properties and uses of copper
Difficulty: easy |
2
|
| 2. |
Physical properties and uses of iron
Difficulty: easy |
2
|
| 3. |
Alloys
Difficulty: easy |
2
|
| 4. |
Types of corrosion
Difficulty: medium |
1
|
| 5. |
Chemical properties of copper
Difficulty: medium |
3
|
| 6. |
Extraction of copper
Difficulty: medium |
3
|
| 7. |
Chemical properties of iron
Difficulty: medium |
3
|
| 8. |
Types of alloys
Difficulty: medium |
2
|
| 9. |
Extraction of iron
Difficulty: hard |
4
|
| 10. |
Corrosion and its prevention
Difficulty: hard |
4
|