Cambridge O Level · 5070 · Paper 2 · Theory
Chemistry 5070/22 May/June 2011 past paper
Cambridge O Level Chemistry (5070) Paper 2 (Theory), variant 2, May/June 2011: the question paper and its official mark scheme, 10 questions worth 85 marks. Free to open, no account needed.
- Questions
- 10
- Marks
- 85
File names: 5070_s11_qp_22 · 5070_s11_ms_22
Topics in this paper
Which syllabus chapters 5070/22 May/June 2011 tested, by marks. Each chapter links to every past-paper question on it.
| Chapter | Questions | Marks |
|---|---|---|
| Organic chemistry | 3 | 23 |
| The Periodic Table | 1 | 12 |
| Chemical energetics | 1 | 10 |
| Acids, bases and salts | 1 | 10 |
| Metals | 1 | 10 |
| Stoichiometry | 1 | 10 |
| Atoms, elements and compounds | 1 | 6 |
| Chemistry of the environment | 1 | 4 |
Questions in 5070/22 May/June 2011
- Question 1
A1 Choose from the following compounds to answer the questions below. ammonia carbon monoxide copper(II) carbonate copper(II) chloride copper(II) sulfate sodium chloride sodium hydroxide sodium sulfate sulfur dioxide sulfuric acid zinc carbonate zinc nitrate Each compound can be used once, …
- Question 2
For Examiner’s Use A2 Alkanes are a homologous series of saturated hydrocarbons. (a) What is the general formula of alkanes? (b) Draw the structures of the two isomers of C4H10. (c) One of the isomers of C4H10, butane, reacts with …
- Question 3
For Examiner’s Use A3 Vegetable oils can be used both to make margarine and as fuels such as bio-diesel. (a) Many vegetable oils are polyunsaturated. (i) Explain the meaning of the term polyunsaturated. (ii) Describe how you could distinguish between …
- Question 4
For Examiner’s Use A4 Fluorine, chlorine, bromine and iodine are elements in Group VII of the Periodic Table. Scientists are trying to synthesise a new element in Group VII with a proton number of 117. (a) How many valency electrons …
- Question 5
For Examiner’s Use A5 Blue diamonds are an impure form of carbon. Part of the structure of a blue diamond is shown below. = carbon atom blue diamond = boron atom Blue diamonds have a high melting point and can …
- Question 6
For Examiner’s Use A6 Proteins are natural polyamides which can be hydrolysed to form amino acids. (a) Name a synthetic polyamide. (b) The hydrolysis of proteins forms a mixture of colourless amino acids. Describe, with the aid of a labelled …
- Question 7
B7 Nitric oxide, NO, is an atmospheric pollutant formed inside car engines by the reaction between nitrogen and oxygen. …
- Question 8
For Examiner’s Use B8 Propanoic acid, C2H5CO2H, and hydrochloric acid, HCl, both act as acids when dissolved in water. (a) State the formula of an ion found in both dilute propanoic acid and in dilute hydrochloric acid. (b) Propanoic acid …
- Question 9
For Examiner’s Use B9 Copper is a transition metal. It is used both in its pure form and in alloys. (a) The physical properties of copper can be explained in terms of metallic bonding. Describe, with the aid of a …
- Question 10
For Examiner’s Use B10 Glucose, C6H12O6, is one of the products of photosynthesis. (a) State the empirical formula for glucose. (b) (i) Write an equation to show how glucose is formed in photosynthesis. (ii) Give the essential conditions for this …
Other Chemistry papers from May/June 2011
- 5070/11 Multiple choice
- 5070/12 Multiple choice
- 5070/21 Theory
- 5070/41 Alternative to Practical
- 5070/42 Alternative to Practical