Methodical recommendation:
Theory
| Number | Name | Description |
|---|---|---|
| 1. | Atoms and molecules | A theoretical material explains how to write chemical formula and molecular mass. |
Practice Questions
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Atom, molecule and element | Other | easy | 1 m. | An exercise consisting of questions which related to atoms and molecules. |
| 2. | Dalton's atomic theory | Other | easy | 1 m. | The student has to choose the correct answer, and the questions deal with the importance of the atoms and molecules. As an outcome of this exercise, the student will learn about the mentioned concepts. |
| 3. | Atomicity | Other | easy | 2 m. | An exercise consisting of choose the correct answers type questions which related to atomicity of molecules. |
| 4. | Law of conservation of mass | Other | medium | 3 m. | The student has to choose the correct answer for atoms and molecules. |
| 5. | Mass number | Other | medium | 2 m. | An exercise consisting of calculate the atomic mass type questions which related to atomic mass for the elements. |
| 6. | Application of law of constant proportions | Other | medium | 4 m. | The student has to choose the correct answer, and the questions deal with the importance of the atoms and molecules. As an outcome of this exercise, the student will learn about the mentioned concepts. |
| 7. | Matching atoms and symbols | Other | medium | 3 m. | An exercise consisting of choose the correct option type questions and answers which related to elements symbols. |
| 8. | Chemical formula | Other | medium | 2 m. | An exercise consisting of choose the correct answers type questions which related to chemical formulas. |
| 9. | Cations and anions | Other | hard | 3 m. | The student has to choose the correct answer, and the questions deal with the importance of the atoms and molecules. As an outcome of this exercise, the student will learn about the mentioned concepts. |
| 10. | Formula unit mass | Other | hard | 2 m. | The student has to choose the correct answer, and the questions deal with the importance of the atoms and molecules. As an outcome of this exercise, the student will learn about the mentioned concepts. |