Practice Questions
| 1. |
Corrosion
Difficulty: easy |
2
|
| 2. |
Alloys
Difficulty: easy |
1
|
| 3. |
Physical properties of metals and non-metals
Difficulty: easy |
1
|
| 4. |
Electron dot structure
Difficulty: medium |
1
|
| 5. |
Chemical properties of metals and non-metals
Difficulty: medium |
2
|
| 6. |
Reactions of metals with oxygen and water
Difficulty: medium |
4
|
| 7. |
Occurrence of metals
Difficulty: medium |
2
|
| 8. |
Conversion of ores to metals
Difficulty: medium |
4
|
| 9. |
Extraction of metals
Difficulty: medium |
2
|
| 10. |
Conversion of ores to metals
Difficulty: medium |
3
|
| 11. |
Purification of metals
Difficulty: medium |
2
|
| 12. |
Chemical properties of metals and non-metals
Difficulty: hard |
4
|
| 13. |
Ionic compounds
Difficulty: hard |
4
|