Cambridge IGCSE · 0620 · Paper 1 · Multiple choice (Core)
Chemistry 0620/11 Oct/Nov 2010 past paper
Cambridge IGCSE Chemistry (0620) Paper 1 (Multiple choice (Core)), variant 1, Oct/Nov 2010: the question paper and its official mark scheme, 40 questions, with the grade thresholds. Free to open, no account needed.
- Questions
- 40
- Marks
- 40
- Grade A from
- 33
File names: 0620_w10_qp_11 · 0620_w10_ms_11
Grade thresholds for 0620/11 Oct/Nov 2010
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 |
|---|---|---|---|---|
| 33 | 0 | 26 | 0 | 21 |
Topics in this paper
Which syllabus chapters 0620/11 Oct/Nov 2010 tested, by marks. Each chapter links to every past-paper question on it.
Questions in 0620/11 Oct/Nov 2010
- Question 1
In which changes do the particles move further apart? W X gas liquid solid …
- Question 2
Chromatography is used to find out if a banned dye, P, is present in foodstuffs. The results are shown in the diagram. Which foodstuff contains …
- Question 3
A mixture of ethanol and methanol are separated by fractional distillation. This method of separation depends on a difference in property X of these two alcohols. What is property X? A boiling point B colour C melting point D solubility
- Question 4
Element X has a nucleon (mass) number of 19 and a proton (atomic) number of 9. To which group in the Periodic Table does it belong? …
- Question 5
The table shows the structure of different atoms and ions. particle proton number nucleon number number of protons number of neutrons number of electrons Mg …
- Question 6
- Question 7
Element X is shiny and can be formed into a sheet by hammering. Which row correctly describes the properties of element X? conducts electricity melts below …
- Question 8
The electronic structures of atoms X and Y are shown. …
- Question 9
Which diagram does not show the outer shell electrons in the molecule correctly? …
- Question 10
The chemical compositions of two substances, W and X, are given. W Na(Al Si3)O8 X Ca(Al 2Si2)O8 Which statements are correct? 1 W and X contain the same amount of oxygen. 2 W contains three times as much silicon as …
- Question 11
The diagram shows apparatus used in an attempt to electroplate a metal ring with copper. + – aqueous copper(II) sulfate (electrolyte) metal ring copper electrode bulb The experiment did not work. What change is needed in the experiment to make …
- Question 12
When concentrated sodium chloride solution is electrolysed, elements X and Y are formed. …
- Question 13
Substance X was electrolysed in an electrolytic cell. A coloured gas was formed at the anode and a metal was formed at the cathode. cathode substance X anode power supply What is substance X? A aqueous sodium chloride B molten …
- Question 14
Which is an endothermic process? A burning hydrogen B distilling petroleum C reacting potassium with water D using petrol in a motor car engine
- Question 15
The diagrams show some pieces of laboratory equipment. 3 thermometer …
- Question 16
Calcium carbonate was reacted with hydrochloric acid in a conical flask. The flask was placed on a balance and the mass of the flask and contents was recorded as the reaction proceeded. During the reaction, carbon dioxide gas was given …
- Question 17
When pink crystals of cobalt(II) chloride are heated, steam is given off and the colour of the solid changes to blue. CoCl2.6H2O CoCl2 + 6H2O What happens when water is added to the blue solid? colour temperature A changes to …
- Question 18
The red colour in some pottery glazes may be formed as a result of the reactions shown. CuCO3 CuO + CO2 CuO + SnO Cu + SnO2 heat These equations show that 1 is oxidised and 2 is reduced. Which …
- Question 19
Some barium iodide is dissolved in water. Aqueous lead(II) nitrate is added to the solution until no more precipitate forms. This precipitate, X, is filtered off. Dilute sulfuric acid is added to the filtrate and another precipitate, Y, forms. What …
- Question 20
Which reaction will result in a decrease in pH? A adding calcium hydroxide to acid soil B adding citric acid to sodium hydrogen carbonate solution C adding sodium chloride to silver nitrate solution D adding sodium hydroxide to hydrochloric acid
- Question 21
The oxide of element X was added to an acid. It reacted to form a salt and water. acid oxide of element X What is the pH of the acid before the reaction and what type of element is X? …
- Question 22
A salt is made by adding an excess of an insoluble metal oxide to an acid. How can the excess metal oxide be removed? A chromatography B crystallisation C distillation D filtration
- Question 23
The table compares the properties of Group I elements with those of transition elements. Which entry in the table is correct? property Group I elements transition elements A catalytic activity low high B density high low C electrical conductivity low …
- Question 24
Which compound is likely to be coloured? A KMnO4 B KNO3 C K2CO3 D K2SO4
- Question 25
The diagram shows the positions of elements …
- Question 26
The table shows some reactions of the halogens. Which reaction is the most likely to be explosive? reaction chlorine gas bromine gas iodine gas reaction with hydrogen …
- Question 27
Which diagram could represent the structure of an alloy? …
- Question 28
Which property do all metals have? A Their boiling points are low. B Their densities are low. C They conduct electricity. D They react with water.
- Question 29
Some metals react readily with dilute hydrochloric acid. Some metals can be extracted by heating their oxides with carbon. For which metal are both statements correct? A calcium B copper C iron D magnesium
- Question 30
The diagram shows the materials used in the production of steel from impure iron. impure iron steel an oxide of element X oxygen What could element X be? A calcium B carbon C nitrogen D sulfur
- Question 31
Which diagram shows a common use of stainless steel? …
- Question 32
Why is chlorination used in water treatment? A to kill bacteria in the water B to make the water neutral C to make the water taste better D to remove any salt in the water
- Question 33
Which pollutant, found in car exhaust fumes, does not come from the fuel? A carbon monoxide B hydrocarbons C lead compounds D nitrogen oxides
- Question 34
Which information about carbon dioxide and methane is correct? carbon dioxide methane A formed when vegetation decomposes …
- Question 35
A bag of fertiliser ‘Watch it grow’ contains ammonium sulfate and potassium sulfate. Which of the three elements N, P and K does ‘Watch it grow’ contain? …
- Question 36
A test-tube containing damp iron wool is inverted in water. After three days, the water level inside the test-tube has risen. water damp iron wool Which statement explains this rise? A Iron oxide has been formed. B Iron wool has …
- Question 37
The diagram shows the structure of a compound. …
- Question 38
Which structures show compounds that are members of the same homologous series? …
- Question 39
Ethene reacts with Y to produce ethanol. ethene …
- Question 40
In an oil refinery, crude oil is separated into useful fractions. The diagram shows some of these fractions. pre-heat 400 °C refinery gases gasolene X diesel Y Z What are fractions X, Y and …
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