Cambridge IGCSE · 0620 · Paper 1 · Multiple choice (Core)
Chemistry 0620/12 Feb/March 2022 past paper
Cambridge IGCSE Chemistry (0620) Paper 1 (Multiple choice (Core)), variant 2, Feb/March 2022: 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
- 21
File names: 0620_m22_qp_12 · 0620_m22_ms_12
Grade thresholds for 0620/12 Feb/March 2022
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 |
|---|---|---|---|---|
| 21 | 18 | 15 | 13 | 11 |
Topics in this paper
Which syllabus chapters 0620/12 Feb/March 2022 tested, by marks. Each chapter links to every past-paper question on it.
Questions in 0620/12 Feb/March 2022
- Question 1
Which change of state is an exothermic process? A condensation B evaporation C melting D sublimation
- Question 2
In which state does 1 dm3 of methane contain the most particles? A gas at …
- Question 3
Which dye on the chromatogram is a pure substance? …
- Question 4
Which piece of apparatus is used to measure exactly 5.00 cm3 of a liquid? A 5 cm3 beaker B 10 cm3 measuring cylinder C 25 cm3 pipette D 50 cm3 burette
- Question 5
Fermentation of sugar produces a mixture of ethanol solution and solid yeast. How is the solid yeast removed from the mixture? A crystallisation B distillation C filtration D fractional distillation
- Question 6
Matter exists as elements, compounds and mixtures. Which row identifies an element, a compound and a mixture? element compound mixture A calcium potassium carbonate sodium chloride B brass sodium chloride air C calcium sodium chloride brass D sodium chloride water …
- Question 7
Which pair of statements about diamond and graphite is correct? diamond graphite A Diamond and graphite are both pure carbon. They are both macromolecules. B Diamond and graphite can both be used as electrodes. Graphite is also used as a …
- Question 8
An isotope of chromium is represented by Cr. 52 24 Which statement about an atom of this isotope of chromium is correct? A It contains 24 electrons. B It contains 24 neutrons. C It contains 28 protons. D It contains …
- Question 9
Sodium is in Group I of the Periodic Table and chlorine is in Group VII. Which row describes what happens when sodium bonds ionically with chlorine? sodium atoms ion formed chlorine atoms ion formed A gain an electron Na– lose …
- Question 10
Caesium fluoride is an ionic compound. Which statements about caesium fluoride are correct? 1 It conducts electricity when solid. 2 It has a high melting point. 3 It is soluble in water. 4 It is highly volatile. A 1 and …
- Question 11
The structure of a molecule of a compound is shown. key …
- Question 12
Calcium carbonate, CaCO3, reacts with dilute hydrochloric acid to produce carbon dioxide. The equation for the reaction is shown. The relative formula mass of calcium carbonate is 100. CaCO3 + 2HCl CaCl …
- Question 13
Molten sodium chloride and concentrated aqueous sodium chloride are electrolysed using platinum electrodes. What are the products at the negative electrode (cathode) in each electrolysis? molten sodium chloride concentrated aqueous sodium chloride A hydrogen hydrogen B hydrogen sodium C sodium …
- Question 14
An object is electroplated with silver using an aqueous silver salt as the electrolyte. Which row is correct? the object to be electroplated is the the other electrode is made from A anode carbon B anode silver C cathode carbon …
- Question 15
Which row describes the changes that occur in an endothermic reaction? energy change temperature A energy given out to the surroundings decreases B energy given out to the surroundings increases C energy taken in from the surroundings decreases D energy …
- Question 16
Which statement about fuels is correct? A Heat energy is only produced by burning fuels. B Hydrogen is used as a fuel although it is difficult to store. C Methane is a good fuel because it produces only water when …
- Question 17
A sequence of changes involving sulfur is shown. S solid change 1 S liquid SO2 gas change 2 Which row describes the changes? change 1 change 2 A chemical chemical B chemical physical C physical chemical D physical physical
- Question 18
Magnesium is added to dilute hydrochloric acid. 25 cm3 of gas is given off in the first 30 s of the reaction. The experiment is repeated at a lower temperature. All other reaction conditions are the same. Which volume of …
- Question 19
The equation for the reaction between magnesium and copper(II) oxide is shown. Mg + CuO MgO + Cu Which substance is oxidised? A Cu B CuO C Mg D MgO
- Question 20
Methyl orange is added to dilute hydrochloric acid and to aqueous sodium hydroxide. What is the colour of the methyl orange in each solution? colour in dilute hydrochloric acid colour in aqueous sodium hydroxide A orange red B red yellow …
- Question 21
Compound X is dissolved in water and two separate samples of the solution are tested. The results of the tests are shown. test observation add aqueous sodium hydroxide a white precipitate forms which is insoluble in excess acidify with dilute …
- Question 22
Which statement about the Periodic Table is correct? A Elements with the highest atomic number in each period are metallic. B Elements with the lowest group numbers are non-metals. C Elements with similar chemical properties are placed in groups. D …
- Question 23
Part of the Periodic Table is shown. Which element is a soft solid that reacts violently with cold water? …
- Question 24
Three properties of element X are listed. ● It contains atoms with a full outer shell of electrons. ● It is monoatomic. ● It is unreactive. In which part of the Periodic Table is the element placed? A Group I …
- Question 25
Some properties of the elements in Group VII of the Periodic Table are shown. element melting point / C boiling point / C colour …
- Question 26
Which process is used to obtain the metal calcium from its ore? A electrolysis B oxidation with carbon C reduction with carbon D thermal decomposition
- Question 27
Which row links the property of a metal to its use? property use A high density aircraft bodies B high reactivity food containers C good electrical conductor cooking pans D ductile electrical wiring
- Question 28
The table gives some properties of an element. melting point in C 3422 appearance of the element grey appearance of the chloride of the element dark blue density in g / cm3 19.2 electrical conductivity when solid good Which other …
- Question 29
A metal reacts vigorously with cold water. Which statement about the metal is correct? A It is above hydrogen in the reactivity series. B It is below magnesium in the reactivity series. C Its oxide can be reduced with carbon. …
- Question 30
Which row describes the colour changes when water is added to anhydrous cobalt(II) chloride and anhydrous copper(II) sulfate? anhydrous cobalt(II) chloride anhydrous copper(II) sulfate A blue to pink white to blue B blue to white blue to pink C pink …
- Question 31
The gases produced by a burning fuel are passed through solution Z using the apparatus shown. The fuel contains compounds of sulfur. to vacuum pump solution Z burning fuel Which row identifies solution Z and the result obtained when the …
- Question 32
Which information about carbon dioxide and methane is correct? carbon dioxide methane A formed when vegetation decomposes key B greenhouse gas …
- Question 33
Which row identifies uses of sulfur? use 1 use 2 use 3 A making ammonia bleaching wood pulp food preservative B making sulfuric acid bleaching wood pulp food preservative C making sulfuric acid food preservative as an NPK fertiliser D …
- Question 34
Which statements about lime are correct? 1 Lime is made by heating calcium carbonate (limestone). 2 Lime is used to desulfurise flue gases. 3 Lime is used to treat alkaline soil. 4 The chemical name for lime is calcium oxide. …
- Question 35
Which structure is correctly named? A ethanoic acid …
- Question 36
The fractional distillation of petroleum produces a series of fractions with different uses. Which row identifies a use for a fraction? fraction use A bitumen jet fuel B gas oil cooking C kerosene making roads D naphtha making chemicals
- Question 37
Ethene and propene are both members of the same homologous series. Which statements explain why ethene and propene have similar chemical properties? 1 They are both hydrocarbons. 2 They are both made by cracking. 3 They have the same functional …
- Question 38
Which statement about ethane is correct? A It decolourises bromine water. B It burns in excess oxygen to form water and carbon dioxide. C Its molecular formula is C2H4. D Its atoms are joined together by ionic bonding.
- Question 39
Which statements about ethanol are correct? 1 Ethanol is used as a solvent. 2 Ethanol can be made directly from ethane. 3 Ethanol is a covalent compound. A 1 only B 1 and …
- Question 40
Polymers are long-chain molecules made from small molecules linked together. Four polymers or types of polymer are listed. 1 carbohydrates 2 nylon 3 proteins 4 Terylene Which polymers or types of polymer are synthetic? A 1 and …
Other Chemistry papers from Feb/March 2022
- 0620/22 Multiple choice (Extended)
- 0620/32 Theory (Core)
- 0620/42 Theory (Extended)
- 0620/62 Alternative to Practical