Theory
Practice Questions
| 1. |
Atomic number
Difficulty: easy |
3
|
| 2. |
Calculation of atomic mass
Difficulty: easy |
2
|
| 3. |
Isotopes and isobars
Difficulty: easy |
2
|
| 4. |
Mass and atomic number
Difficulty: easy |
1
|
| 5. |
Properties of isotopes, isobars and isotones
Difficulty: medium |
1
|
| 6. |
Calculation of average atomic mass
Difficulty: medium |
2
|
| 7. |
Calculate the mass number
Difficulty: medium |
3
|
| 8. |
Calculate the number of electrons and protons I
Difficulty: hard |
3
|
| 9. |
Application of isotopes
Difficulty: hard |
1
|