Methodical recommendation:
Theory
| Number | Name | Description |
|---|---|---|
| 1. | Structure of the atom | A theoretical material explains the atomic number, mass number, isotopes, isobars, and isotones. |
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. | Determination of the number of neutrons | Other | easy | 1 m. | This exercise contains multiple choice questions and answers, holding two marks. The student has to choose the correct answer related to the atomic number, mass number, and isotope. |
| 3. | Bohr and Bury rule | Other | easy | 1 m. | This exercise contains assertion and reasoning type of question, holding one mark. The student has to choose the correct answer about distribution of electrons. |
| 4. | Atomic number | Other | medium | 2 m. | This exercise consists of one key question for school exam preparation; which carries one mark. The student has multiple-choice questions from section 'A' about the atomic number. As an outcome of the exercise, the student will learn about the mentioned concepts. |
| 5. | Postulates and limitations of Thomson's model of atom | Other | medium | 3 m. | This exercise contains two multiple choice questions and answers, holding two marks. the question deals with the limitations of Thomsons model of atom. |
| 6. | Conclusion of Rutherford's gold foil experiment | Other | medium | 2 m. | This exercise consists of two questions each question holds one mark.The student has to choose the correct answer, and the questions deal with conclusions of Rutherford's gold foil experiment. As an outcome of this exercise, the student will learn about the mentioned concepts. |
| 7. | Bohr's model of an atom | Other | medium | 5 m. | This exercise consists of three key question for school exam preparation; which carries 4 marks. The student has long answer type questions from section 'D' about Bohr's model of an atom. As an outcome of the exercise, the student will learn about the mentioned concepts. |
| 8. | Identifying isotopes, isobars and isotones | Other | hard | 6 m. | The student has very long answer questions about the isotopes. isobars, and isotones As an outcome of the exercise, the student will learn about the mentioned concepts. |
| 9. | Valency | Other | hard | 5 m. | The student has very long answer questions about the valency. As an outcome of the exercise, the student will learn about the mentioned concepts. |