Practice Questions
| 1. |
Groups
Difficulty: easy |
2
|
| 2. |
Classification of elements into blocks
Difficulty: easy |
3
|
| 3. |
Classification of elements
Difficulty: easy |
6
|
| 4. |
s - block elements
Difficulty: easy |
4
|
| 5. |
Modern periodic table
Difficulty: easy |
1
|
| 6. |
Benefits of the modern periodic table
Difficulty: medium |
4
|
| 7. |
Element and their hydroxide: Alkali Metals
Difficulty: hard |
5
|
| 8. |
Periodic table
Difficulty: hard |
8
|
| 9. |
Alkaline metal with oxygen
Difficulty: hard |
5
|