Cambridge IGCSE · 0620 · Paper 2 · Theory (Core)
Chemistry 0620/23 Oct/Nov 2010 past paper
Cambridge IGCSE Chemistry (0620) Paper 2 (Theory (Core)), variant 3, Oct/Nov 2010: the question paper and its official mark scheme, 7 questions worth 80 marks, with the grade thresholds. Free to open, no account needed.
- Questions
- 7
- Marks
- 80
File names: 0620_w10_qp_23 · 0620_w10_ms_23
Grade thresholds for 0620/23 Oct/Nov 2010
The minimum raw marks Cambridge set for each grade on this component (out of 80). Thresholds change every session and variant, so always compare your score with the paper you actually sat.
| A | B | C | D | E |
|---|---|---|---|---|
| 0 | 0 | 51 | 0 | 38 |
Topics in this paper
Which syllabus chapters 0620/23 Oct/Nov 2010 tested, by marks. Each chapter links to every past-paper question on it.
| Chapter | Questions | Marks |
|---|---|---|
| Acids, bases and salts | 2 | 23 |
| The Periodic Table | 1 | 16 |
| Metals | 1 | 14 |
| Organic chemistry | 1 | 12 |
| Electrochemistry | 1 | 8 |
| Chemistry of the environment | 1 | 7 |
Questions in 0620/23 Oct/Nov 2010
- Question 1
For Examiner’s Use 1 Choose from the following list of oxides to answer the questions below. You can use each oxide once, more than once or not at all. carbon dioxide carbon monoxide magnesium oxide nitrogen dioxide sulfur dioxide water …
- Question 2
For Examiner’s Use 2 The diagram shows the structure of some compounds containing iodine. Cl Cl Cl I I– Na+ Na+ Na+ Na+ Na+ Na+ …
- Question 3
For Examiner’s Use 3 Some properties of the Group I elements are given in the table. element melting point / °C boiling point / °C density in g / cm3 lithium …
- Question 4
For Examiner’s Use 4 The formulae of four organic compounds are shown below. …
- Question 5
For Examiner’s Use 5 A student used the apparatus shown below to investigate the speed of reaction when large lumps of zinc reacted with excess sulfuric acid. zinc + sulfuric acid → zinc sulfate + hydrogen sulfuric acid zinc gas …
- Question 6
For Examiner’s Use 6 Iron is a transition element. (a) State three properties of transition elements which are not shown by the Group I elements. …
- Question 7
For Examiner’s Use 7 Boric acid is an acid. Urea is a base. Both compounds are crystalline. A student placed some crystals of boric acid and urea in a large beaker of water. The pH value of the water at …
Other Chemistry papers from Oct/Nov 2010
- 0620/11 Multiple choice (Core)
- 0620/12 Multiple choice (Core)
- 0620/13 Multiple choice (Core)
- 0620/21 Theory (Core)
- 0620/22 Theory (Core)
- 0620/31 Theory (Extended)
- 0620/32 Theory (Extended)
- 0620/33 Theory (Extended)
- 0620/61 Alternative to Practical
- 0620/62 Alternative to Practical
- 0620/63 Alternative to Practical