Methodical recommendation:
Practice Questions
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Discovery of canal rays | Other | easy | 3 m. | This exercise consists of two textbook questions; each question holds two marks. The student has to select the correct answer, and the question deals with canal rays and charge of an atom. As an outcome of this exercise, the student will learn about the mentioned concepts. |
| 2. | Thomson's atomic theory | Other | easy | 2 m. | An exercise consisted of true or false type questions related to Thomson's model of the atom. |
| 3. | Valence electrons | Other | easy | 1 m. | An exercise consisted of choose the correct answer-type questions related to valence electrons. |
| 4. | Application of isotopes | Other | easy | 1 m. | This exercise contains multiple choice questions and answers, holding one mark. The student has to choose the correct answer related to application of isotopes. |
| 5. | Electron distribution in elements | Other | medium | 2 m. | An exercise consisted of problem-solving questions about calculating the number of electrons in the shells of elements. |
| 6. | Gain and loss of electron(s) | Other | medium | 2 m. | An exercise consisted of choosing the correct answer type questions about the gain and loss of electron(s). |
| 7. | Calculate the mass number | Other | medium | 3 m. | An exercise consisted of problem-solving questions about calculating the mass number of an given atomic species. |
| 8. | Calculation of average atomic mass | Other | medium | 2 m. | This exercise consists of one textbook question and holds two marks. The student has to select the correct answer, and the question deals with the average atomic mass of isotopes. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 9. | Conclusions from gold foil experiment | Other | hard | 4 m. | The student has to select the correct answer, and the question deals with the conclusion of Rutherford's alpha-ray scatteringl experiment. As an outcome of this exercise, the student will learn about the mentioned concepts. |
| 10. | Formation of ions and valency | Other | hard | 5 m. | This exercise contains answer the following type of question, holding three marks. this question is related to formation of ions and valency. |