Cambridge O Level · 5070 · Paper 1 · Multiple choice
Chemistry 5070/11 May/June 2024 past paper
Cambridge O Level Chemistry (5070) Paper 1 (Multiple choice), variant 1, May/June 2024: the question paper and its official mark scheme, 40 questions worth 40 marks, with the grade thresholds. Free to open, no account needed.
- Questions
- 40
- Marks
- 40
- Grade A from
- 27
File names: 5070_s24_qp_11 · 5070_s24_ms_11
Grade thresholds for 5070/11 May/June 2024
The minimum raw marks Cambridge set for each grade on this component (out of 40). Thresholds change every session and variant, so always compare your score with the paper you actually sat.
| A | B | C | D | E |
|---|---|---|---|---|
| 27 | 22 | 16 | 15 | 12 |
Topics in this paper
Which syllabus chapters 5070/11 May/June 2024 tested, by marks. Each chapter links to every past-paper question on it.
Questions in 5070/11 May/June 2024
- Question 1
A scientist heats a sample of a liquid. The scientist measures the temperature of the sample and plots a graph of the temperature against time. time / s temperature …
- Question 2
A sample of substance X contains iron and sulfur only. [Ar: Fe, …
- Question 3
A chlorine atom, Z, has a nucleon number of 37. Which row is correct? number of neutrons in Z number of electrons in the second shell of …
- Question 4
Which particles are isotopes of the same element? particle electrons neutrons protons …
- Question 5
Statements about graphite and silicon(IV) oxide, SiO2, are given. Which statement is correct? A Silicon(IV) oxide is found as an impurity in iron ore. B The angles between the atoms in silicon(IV) oxide and graphite are the same. C The …
- Question 6
Statements about empirical and molecular formulae are given. Which statement is correct? A The empirical and molecular formulae of a compound are always different. B The empirical formulae of ethyne, C2H2, and of benzene, C6H6, are the same. C The …
- Question 7
What is the relative formula mass, Mr, of aluminium oxide? …
- Question 8
How many ions are there in 16.0 g of anhydrous copper sulfate? …
- Question 9
Which sample contains the most atoms? A 0.5 mol of water B 1.0 mol of carbon dioxide C 1.0 mol of methane D 2.0 mol of hydrogen chloride
- Question 10
The reactions shown all produce hydrogen. Which reaction produces the greatest volume of hydrogen, measured at room temperature and pressure? …
- Question 11
Four solutions of NaOH are made by dissolving solid NaOH in distilled water. Which method makes a solution with a concentration of 0.10 mol / dm3? [Mr: NaOH, …
- Question 12
Which row shows the substances that can be electrolysed? aqueous sodium chloride copper graphite molten lead(II) bromide …
- Question 13
The apparatus shown is set up to electroplate a steel key with copper. stee key copper aqueous copper(II) sufate + – The key does not get coated with copper. Which change needs to be made to electroplate the key? A …
- Question 14
Ammonium nitrate dissolves in water. H2O NH4NO3(s) NH4NO3(aq) …
- Question 15
Hydrogen reacts with oxygen to produce water. …
- Question 16
Silicon(IV) chloride, SiCl 4, boils at 58 C. Which row shows the type of change when silicon(IV) chloride boils and the explanation? type of change explanation A chemical intermolecular forces break B chemical Si–Cl covalent bonds break C physical intermolecular …
- Question 17
A 2 g sample of calcium carbonate reacts with dilute hydrochloric acid as shown. CaCO3(s) + 2HCl (aq) CaCl 2(aq) + CO2(g) + H2O(l) Which change in conditions makes the reaction proceed more slowly? A increasing the acid concentration …
- Question 18
Excess aluminium reacts with dilute hydrochloric acid. 2Al + 6HCl …
- Question 19
157.75 g of bismuth(III) chloride, BiCl 3, is used to make 500 cm3 of solution using distilled water. The aqueous bismuth(III) chloride slowly becomes cloudy as it reacts with water to form insoluble BiOCl. The reaction is reversible. BiCl 3(aq) …
- Question 20
The flow chart shows some of the processes and reactions in the formation of ammonia. air substance 1 substance 2 hydrogen ammonia process X What are the names of process X, substance 1 and substance 2? process X substance 1 …
- Question 21
Many reactions involve oxidation and reduction. Which statement is correct? A Acidified manganate(VII) ions change colour from colourless to purple when reduced. B All reactions that involve oxidation also involve reduction. C During a reaction, oxidising agents lose electrons. D …
- Question 22
The equation for a reaction is shown. Cl 2 + 2KBr 2KCl + Br2 Which statement about this reaction is correct? A Bromide ions are the oxidising agent. B Bromine is the reducing agent. C Chloride ions are the …
- Question 23
Which row describes both the pH and the ion with the greatest concentration in an aqueous alkali? pH H+ or OH– ion with greatest concentration A greater than …
- Question 24
The water in a lake is acidic and the fish are dying. The water in the lake needs to be neutralised so that its pH is close to 7. Which compound is added in excess to neutralise the water in …
- Question 25
Which pair of reagents is used in a school laboratory to prepare a sample of pure barium sulfate? A barium carbonate and dilute sulfuric acid B barium carbonate and sodium sulfate C barium chloride and sodium sulfate D barium hydroxide …
- Question 26
The total number of electrons in one atom of element Q is 17 and in one atom of element R is 19. Which statement about elements Q and R is correct? A Q and R react together to form a …
- Question 27
Which statements about the Group VIII noble gases are correct? 1 They are unreactive. 2 They all have a full outer shell of electrons. 3 They are all diatomic gases at room temperature and pressure. …
- Question 28
Iron has a high melting point. Which statement explains the high melting point of iron? A Each iron cation has a strong electrostatic attraction to a ‘sea’ of delocalised electrons. B In every iron atom there is a strong attraction …
- Question 29
Which statement about alloys is correct? A Alloys are not electrical or thermal conductors. B Alloys are softer than pure metals because the layers in the alloy slip over each other more easily. C Brass is a mixture of copper …
- Question 30
The table shows the reactions of four metals, …
- Question 31
Which reactions take place during the extraction of aluminium from aluminium oxide using carbon electrodes? …
- Question 32
NPK fertilisers are used to improve plant growth. A solid NPK fertiliser has the properties listed: ● water soluble ● has an aqueous solution with pH 7. Which substances are mixed to make a solid NPK fertiliser? A ammonium nitrate, …
- Question 33
Alkanes are saturated compounds containing carbon and hydrogen only. Structures …
- Question 34
Which statement is correct? A Any compound that contains both hydrogen and carbon is a hydrocarbon. B Petroleum is a compound formed from many different hydrocarbons. C The boiling points of hydrocarbons increase when the chain length increases. D The …
- Question 35
Compound Q is a hydrocarbon that has no structural isomers. Compound Q does not decolourise bromine in the dark. Which compound is …
- Question 36
Which equations represent the reactions of alkanes? 1 CH4 + Cl 2 CH2Cl …
- Question 37
Ethanol is produced using either ethene or glucose as the starting material. Which row is correct? starting material conditions A ethene catalytic addition of steam at 300 C and 6000 kPa B ethene catalytic addition of steam at 30 C …
- Question 38
The diagram shows four pieces of apparatus that are used to measure the volume of liquid. Which piece of apparatus is always filled to the same level? …
- Question 39
The chromatogram shown is produced using a spot of black ink placed at point …
- Question 40
The table shows the results of a series of tests with two substances, X and Y. test result with X result with Y dilute nitric acid added no reaction no reaction then aqueous silver nitrate added white precipitate no precipitate …
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