Cambridge IGCSE · 0620 · Paper 2 · Theory (Core)
Chemistry 0620/21 May/June 2013 past paper
Cambridge IGCSE Chemistry (0620) Paper 2 (Theory (Core)), variant 1, May/June 2013: the question paper and its official mark scheme, 8 questions worth 80 marks, with the grade thresholds. Free to open, no account needed.
- Questions
- 8
- Marks
- 80
File names: 0620_s13_qp_21 · 0620_s13_ms_21
Grade thresholds for 0620/21 May/June 2013
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 | 48 | 0 | 33 |
Topics in this paper
Which syllabus chapters 0620/21 May/June 2013 tested, by marks. Each chapter links to every past-paper question on it.
| Chapter | Questions | Marks |
|---|---|---|
| Acids, bases and salts | 1 | 13 |
| States of matter | 1 | 11 |
| Chemistry of the environment | 1 | 11 |
| The Periodic Table | 1 | 10 |
| Organic chemistry | 1 | 10 |
| Chemical reactions | 1 | 9 |
| Electrochemistry | 1 | 9 |
| Metals | 1 | 7 |
Questions in 0620/21 May/June 2013
- Question 1
For Examiner’s Use 1 The electronic structures of fi ve atoms of different elements, …
- Question 2
For Examiner’s Use 2 The table below shows some properties of the Group I elements. metal density in g / cm3 melting point / °C boiling point / °C lithium …
- Question 3
For Examiner’s Use 3 (a) Match the name of the homologous series on the left with its formula on the right. The fi rst one has been done for you. halogenoalkane alkane alkene alcohol carboxylic acid C2H6 C2H4 C2H5OH C2H5Cl …
- Question 4
For Examiner’s Use 4 Farmers spread fertilisers on the soil where crops are to be grown. (a) Why do farmers use fertilisers? In your answer, include ● the names of the essential elements present in most fertilisers, ● the reasons …
- Question 5
For Examiner’s Use 5 The table shows some properties of four substances, …
- Question 6
For Examiner’s Use 6 (a) Propanol is a solvent. Sugar is soluble in propanol. Salt (sodium chloride) is insoluble in propanol. A student wants to separate a mixture of solid salt and solid sugar. (i) Describe how she could separate …
- Question 7
For Examiner’s Use 7 (a) A student set up the apparatus shown below. The concentrated hydrochloric acid gives off hydrogen chloride gas. After 15 seconds, the damp blue litmus paper begins to turn red. After 25 seconds, the litmus paper …
- Question 8
For Examiner’s Use 8 The diagram shows a silvered light bulb. thin coil of tungsten wire plastic copper wires brass lamp holder thin layer of silver alloy Some properties of metals used in the light bulb are shown in the …
Other Chemistry papers from May/June 2013
- 0620/11 Multiple choice (Core)
- 0620/12 Multiple choice (Core)
- 0620/13 Multiple choice (Core)
- 0620/22 Theory (Core)
- 0620/23 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