Practice Questions
| 1. |
Actions of copper
Difficulty: easy |
4
|
| 2. |
Properties of copper
Difficulty: easy |
4
|
| 3. |
Iron
Difficulty: easy |
6
|
| 4. |
Copper occurrence
Difficulty: easy |
4
|
| 5. |
Chemical properties of copper
Difficulty: medium |
4
|
| 6. |
Iron occurrence
Difficulty: medium |
4
|
| 7. |
Physical properties of Cu and Fe
Difficulty: medium |
6
|
| 8. |
Reactions of iron
Difficulty: medium |
6
|
| 9. |
Reactions of copper
Difficulty: hard |
6
|
| 10. |
Smelting
Difficulty: hard |
5
|