Fuels — Paper 1 · IGCSE Sciences - Co-ordinated (Double) 0654

16 Large hydrocarbons can be .….X….. to make smaller, more useful molecules. Small molecules can be …..Y….. to make long molecules. What are X and Y? X Y A cracked distilled B cracked polymerised C distilled polymerised D distilled cracked

1 marks

Answer: B

This question in 0654/11 May/June 2005

22 An increase in the world’s population increases the demand for food. Which industrial process helps to increase food production? A chlorination of water B distillation of petroleum to form petrol C manufacture of ammonium sulphate D recycling of glass bottles

1 marks

Answer: C

This question in 0654/11 May/June 2005

25 Which of the following is a solid fossil fuel? A coal B oil C sugar D wood

1 marks

Answer: A

This question in 0654/11 May/June 2005

24 A fuel used for cooking food is the hydrocarbon …X… that burns in an …Y… reaction. Which words correctly complete gaps X and Y? X Y A coke endothermic B coke exothermic C methane endothermic D methane exothermic

1 marks

Answer: D

This question in 0654/11 May/June 2006

17 Crude oil, salt and wood are important raw materials used in industry. Which of these raw materials is used to make alkali, paper and plastics? alkali paper plastics A crude oil wood salt B salt crude oil wood C salt wood crude oil D wood salt crude oil

1 marks

Answer: C

This question in 0654/11 Oct/Nov 2006

17 The diagram shows some of the useful products manufactured in the chemical industry from substance X. substance X plastics fuels lubricants waxes What is substance X? A limestone B methane C petroleum D salt

1 marks

Answer: C

This question in 0654/11 May/June 2007

19 A petrochemical molecule undergoes the chemical change shown. H H H H H H H H H H H C C C C C H H C C C H + H C C H + H2 H H H H H H H H What is the chemical change? A cracking B fractional distillation C polymerisation D reduction

1 marks

Answer: A

This question in 0654/11 Oct/Nov 2007

17 Processes used in the petrochemical industry include 1 cracking. 2 distillation. For which of these processes is a catalyst used? A both 1 and 2 B 1 only C 2 only D neither 1 nor 2

1 marks

Answer: B

This question in 0654/11 May/June 2008

26 Biogas is a mixture of gases. It is used as a fuel. The diagram shows a biogas generator. biogas decaying plant material Which gas in the mixture burns? A methane B nitrogen C oxygen D water vapour

1 marks

Answer: A

This question in 0654/11 May/June 2008

26 The diagram shows waste organic material decaying. tap gas decaying waste organic material What is formed when the gas is burned? A carbon dioxide and water B carbon dioxide only C carbon monoxide only D water only

1 marks

Answer: A

This question in 0654/11 Oct/Nov 2008

26 A liquid fuel is burned using the following apparatus. suction pump flame liquid fuel liquid limewater cooling mixture What is being tested for in the gases produced by the burning fuel? A carbon monoxide and carbon dioxide B carbon monoxide and water C carbon dioxide and water D carbon dioxide and sulfur dioxide

1 marks

Answer: C

This question in 0654/11 May/June 2009

16 What is an important use of the diesel fraction obtained from crude oil? A fuel for lorries and buses B lubricant for door hinges C propellant gas for spray cans D wax for waterproofing car bodies

1 marks

Answer: A

This question in 0654/11 May/June 2010

25 What is an important use of the diesel fraction obtained from crude oil? A fuel for lorries and buses B lubricant for door hinges C propellant gas for spray cans D wax for waterproofing car bodies

1 marks

Answer: A

This question in 0654/12 May/June 2010

16 Which two elements are present in the compounds found in petroleum? A carbon and nitrogen B carbon and oxygen C hydrogen and carbon D hydrogen and oxygen

1 marks

Answer: C

This question in 0654/11 Oct/Nov 2010

16 Which two elements are present in the compounds found in petroleum? A carbon and nitrogen B carbon and oxygen C hydrogen and carbon D hydrogen and oxygen

1 marks

Answer: C

This question in 0654/12 Oct/Nov 2010

20 Which two elements are present in the compounds found in petroleum? A carbon and nitrogen B carbon and oxygen C hydrogen and carbon D hydrogen and oxygen

1 marks

Answer: C

This question in 0654/13 Oct/Nov 2010

27 Waste material buried underground can decay to form gas X which can be used as a fuel. X burns to form an oxide Y and water. X + oxygen → Y + water What is Y? A carbon dioxide B nitrogen dioxide C sulfur dioxide D sulfur trioxide

1 marks

Answer: A

This question in 0654/13 Oct/Nov 2010

16 Large hydrocarbons can be ..….1…... to make smaller, more useful molecules. Small hydrocarbon molecules can be …...2…... to make long molecules. Which words correctly complete gaps 1 and 2? 1 2 A cracked distilled B cracked polymerised C distilled polymerised D distilled cracked

1 marks

Answer: B

This question in 0654/11 May/June 2011

26 Which statement about methane is not correct? A Methane burns in air to form carbon dioxide and water. B Methane can be obtained from the decay of waste material. C Methane is a fossil fuel. D When methane burns, an endothermic reaction takes place.

1 marks

Answer: D

This question in 0654/11 May/June 2011

24 Which statement about methane is not correct? A Methane burns in air to form carbon dioxide and water. B Methane can be obtained from the decay of waste material. C Methane is a fossil fuel. D When methane burns, an endothermic reaction takes place.

1 marks

Answer: D

This question in 0654/13 May/June 2011

16 Processes used in the petrochemical industry include 1 cracking, 2 distillation. For which of these processes is a catalyst used? A both 1 and 2 B 1 only C 2 only D neither 1 nor 2

1 marks

Answer: B

This question in 0654/11 Oct/Nov 2011

26 Which is a solid fossil fuel? A coal B oil C sugar D wood

1 marks

Answer: A

This question in 0654/11 Oct/Nov 2011

16 Processes used in the petrochemical industry include 1 cracking, 2 distillation. For which of these processes is a catalyst used? A both 1 and 2 B 1 only C 2 only D neither 1 nor 2

1 marks

Answer: B

This question in 0654/12 Oct/Nov 2011

27 Which is a solid fossil fuel? A coal B oil C sugar D wood

1 marks

Answer: A

This question in 0654/12 Oct/Nov 2011

17 Processes used in the petrochemical industry include 1 cracking, 2 distillation. For which of these processes is a catalyst used? A both 1 and 2 B 1 only C 2 only D neither 1 nor 2

1 marks

Answer: B

This question in 0654/13 Oct/Nov 2011

25 Which is a solid fossil fuel? A coal B oil C sugar D wood

1 marks

Answer: A

This question in 0654/13 Oct/Nov 2011

26 The burning of a fuel is investigated using the apparatus shown. suction pump flame liquid fuel liquid limewater cooling mixture Which substances is the apparatus testing for? A carbon monoxide and carbon dioxide B carbon monoxide and water C carbon dioxide and water D carbon dioxide and sulfur dioxide

1 marks

Answer: C

This question in 0654/13 May/June 2012

26 An alkane molecule undergoes the chemical change shown: H H H H H H H H H H H C C C C C H H C C C H + H C C H H H H H H H H H What is the name of the chemical change? A cracking B fractional distillation C polymerisation D reduction

1 marks

Answer: A

This question in 0654/11 May/June 2014

26 An alkane molecule undergoes the chemical change shown: H H H H H H H H H H H C C C C C H H C C C H + H C C H H H H H H H H H What is the name of the chemical change? A cracking B fractional distillation C polymerisation D reduction

1 marks

Answer: A

This question in 0654/12 May/June 2014

26 The main element present in coal is ……1…… . When coal is ……2…… , an ……3…… gas that is harmful to trees is produced. Which words correctly complete gaps 1, 2 and 3? 1 2 3 A carbon burned acidic B carbon distilled alkaline C nitrogen reduced acidic D sulfur burned alkaline

1 marks

Answer: A

This question in 0654/13 May/June 2014

25 The diagram shows an experiment on a liquid hydrocarbon. liquid hydrocarbon on mineral wool catalyst ethene heat water Which change takes place? A combustion B cracking C fractional distillation D polymerisation

1 marks

Answer: B

This question in 0654/11 Oct/Nov 2014

27 The diagram shows waste organic material decaying. tap methane gas decaying waste organic material What is formed when the gas, methane, is burned? A carbon dioxide and water B carbon dioxide only C carbon monoxide D water only

1 marks

Answer: A

This question in 0654/11 Oct/Nov 2014

23 The diagram shows an experiment on a liquid hydrocarbon. liquid hydrocarbon on mineral wool catalyst ethene heat water Which change takes place? A combustion B cracking C fractional distillation D polymerisation

1 marks

Answer: B

This question in 0654/12 Oct/Nov 2014

25 The diagram shows an experiment on a liquid hydrocarbon. liquid hydrocarbon on mineral wool catalyst ethene heat water Which change takes place? A combustion B cracking C fractional distillation D polymerisation

1 marks

Answer: B

This question in 0654/13 Oct/Nov 2014

27 The diagram shows waste organic material decaying. tap methane gas decaying waste organic material What is formed when the gas, methane, is burned? A carbon dioxide and water B carbon dioxide only C carbon monoxide D water only

1 marks

Answer: A

This question in 0654/13 Oct/Nov 2014

19 Hydrogen and oxygen react explosively to form water. Which words describe this reaction? combustion oxidation A v v B v x Cc x v D x x key v/=yes X =no

1 marks

Answer: A

This question in 0654/11 May/June 2015

27 A fuel used for cooking food is the hydrocarbon …1… that burns in an …2… reaction. Which words correctly complete gaps 1 and 2? 1 2 A coke endothermic B coke exothermic C methane endothermic D methane exothermic

1 marks

Answer: D

This question in 0654/11 May/June 2015

19 Hydrogen and oxygen react explosively to form water. Which words describe this reaction? combustion oxidation A v v B v x Cc x v D x x key v/=yes X =no

1 marks

Answer: A

This question in 0654/12 May/June 2015

27 A fuel used for cooking food is the hydrocarbon …1… that burns in an …2… reaction. Which words correctly complete gaps 1 and 2? 1 2 A coke endothermic B coke exothermic C methane endothermic D methane exothermic

1 marks

Answer: D

This question in 0654/12 May/June 2015

27 A fuel used for cooking food is the hydrocarbon …1… that burns in an …2… reaction. Which words correctly complete gaps 1 and 2? 1 2 A coke endothermic B coke exothermic C methane endothermic D methane exothermic

1 marks

Answer: D

This question in 0654/13 May/June 2015

27 Ethene is formed when decane, C10H22, is passed over hot aluminium oxide. The aluminium oxide is unchanged in this process. decane on ceramic wool aluminium oxide ethene heat water Which terms describe the type of reaction and the role of the aluminium oxide? type of reaction role of aluminium oxide A cracking catalyst B cracking compound C fractional distillation catalyst D fractional distillation compound

1 marks

Answer: A

This question in 0654/11 Oct/Nov 2016

27 Substance X is burned in oxygen. The combustion products pass through the apparatus as shown. combustion products suction pump ice limewater turns milky water collects What is X? A C B CO C CH4 D H2

1 marks

Answer: C

This question in 0654/12 May/June 2017

27 Which statement describes cracking? A converting alkanes to alkenes B forming poly(ethene) from ethene C reacting alkenes with bromine D reacting ethene with oxygen

1 marks

Answer: A

This question in 0654/13 May/June 2017

27 Ethanol is formed by the reaction of ethene with ««1«« . Ethanol burns in excess air to produce ««2«« and water. Which words complete gaps 1 and 2? 1 2 A oxygen carbon dioxide B oxygen carbon monoxide C steam carbon dioxide D steam carbon monoxide

1 marks

Answer: C

This question in 0654/11 Oct/Nov 2018

26 What is the main constituent of natural gas? A ethane B ethene C methane D nitrogen

1 marks

Answer: C

This question in 0654/11 May/June 2019

27 Petroleum is separated into useful fractions by fractional distillation. Which row matches the fractions to their uses? heating making fuel and cooking chemicals A bitumen naphtha refinery gas B gasoline bitumen naphtha C gasoline refinery gas naphtha D naphtha refinery gas gasoline

1 marks

Answer: C

This question in 0654/11 Oct/Nov 2019

25 What are the uses of the fractions obtained from petroleum? gas oil gasoline refinery gas A cooking petrol fuel diesel fuel B diesel fuel heating petrol fuel C diesel fuel petrol fuel cooking D petrol fuel diesel fuel heating

1 marks

Answer: C

This question in 0654/13 May/June 2020

26 Ethene is produced when decane, a large hydrocarbon, is heated with a catalyst. What is the name of this process? A combustion B cracking C displacement D neutralisation

1 marks

Answer: B

This question in 0654/13 May/June 2020

26 Which substance is not a fossil fuel? A coal B hydrogen C natural gas D petroleum

1 marks

Answer: B

This question in 0654/12 Oct/Nov 2020

26 Naphtha is obtained from petroleum. What is a use for naphtha? A cooking B making chemicals C heating D making roads

1 marks

Answer: B

This question in 0654/12 Feb/March 2021

26 Which property allows petroleum to be separated by fractional distillation? A boiling point B colour C density D melting point

1 marks

Answer: A

This question in 0654/12 May/June 2021

26 Butane is a hydrocarbon. What is the word equation for the complete combustion of butane? A butane + oxygen  carbon + water B butane + oxygen  carbon dioxide + carbon monoxide + water C butane + oxygen  carbon dioxide + water D butane + oxygen  carbon monoxide + water

1 marks

Answer: C

This question in 0654/12 Feb/March 2022

27 Which fractions obtained by the fractional distillation of petroleum are used as fuels? 1 bitumen 2 diesel oil 3 gasoline 4 refinery gas A 1 and 2 only B 3 and 4 only C 1, 2 and 3 D 2, 3 and 4

1 marks

Answer: D

This question in 0654/12 Oct/Nov 2022

27 Which statement about alkanes is correct? A They rapidly decolourise aqueous bromine. B They are unsaturated hydrocarbons. C They are used to make polymers. D They can be used as fuels.

1 marks

Answer: D

This question in 0654/13 Oct/Nov 2022

26 What is a use of the naphtha fraction obtained by the fractional distillation of petroleum? A bottled gas for heating B feedstock for making chemicals C fuel for diesel engines D road surfaces

1 marks

Answer: B

This question in 0654/12 Feb/March 2023

26 Petroleum is separated into fractions by fractional distillation. Information about uses of some fractions and positions in the fractionating column where they are collected is shown. fraction use position 1 gasoline making roads below refinery gas 2 bitumen petrol for car engines bottom of column 3 naphtha making chemicals below gasoline 4 refinery gas heating and cooking top of column Which rows are correct? A 1 and 2 B 1 and 4 C 2 and 3 D 3 and 4

1 marks

Answer: D

This question in 0654/11 May/June 2023

26 Naphtha is obtained by the fractional distillation of petroleum. Which statements about naphtha are correct? 1 It burns to form carbon dioxide and water. 2 It is a mixture of hydrocarbons. 3 It is present in bottled gas. 4 The main component of naphtha is methane. A 1 and 2 B 1 and 4 C 2 and 3 D 3 and 4

1 marks

Answer: A

This question in 0654/12 May/June 2023

26 Naphtha is obtained by the fractional distillation of petroleum. Which statements about naphtha are correct? 1 It burns to form carbon dioxide and water. 2 It is a mixture of hydrocarbons. 3 It is present in bottled gas. 4 The main component of naphtha is methane. A 1 and 2 B 1 and 4 C 2 and 3 D 3 and 4

1 marks

Answer: A

This question in 0654/13 May/June 2023

26 Which statement about petroleum is correct? A It contains mostly alkene molecules. B It is a mixture of hydrocarbons. C It is separated into fractions by cracking. D Its main constituent is methane.

1 marks

Answer: B

This question in 0654/11 Oct/Nov 2023

26 Which energy source is an example of a fossil fuel? A hydrogen B methane C the Sun D wood

1 marks

Answer: B

This question in 0654/13 Oct/Nov 2023

26 Which statement about manufacturing processes is correct? A Limestone is manufactured from calcium oxide. B Limestone is manufactured from acidic waste products. C Ethene is manufactured by addition polymerisation. D Sulfuric acid is manufactured from sulfur.

1 marks

Answer: D

This question in 0654/11 May/June 2024

26 Petroleum is separated into fractions by fractional distillation. Which row shows a use for the named fraction? fraction use A bitumen feedstock for making chemicals B diesel oil / gas oil road surfaces C naphtha fuel in car engines D refinery gas cooking and heating

1 marks

Answer: D

This question in 0654/12 Oct/Nov 2024

26 Petroleum is separated into fractions by fractional distillation. Which row shows a use for the named fraction? fraction use A bitumen feedstock for making chemicals B diesel oil / gas oil road surfaces C naphtha fuel in car engines D refinery gas cooking and heating

1 marks

Answer: D

This question in 0654/13 Oct/Nov 2024

26 Naphtha is obtained from petroleum. What is a use for naphtha? A cooking B heating C making roads D making chemicals

1 marks

Answer: D

This question in 0654/11 May/June 2025

26 Which statement about fossil fuels is correct? A Ethane is the main constituent of natural gas. B Gas oil is used as a fuel in diesel engines. C Naphtha is used for heating and cooking. D Petroleum is used as a fuel in car engines.

1 marks

Answer: B

This question in 0654/12 Oct/Nov 2025

26 Which statement about fossil fuels is correct? A Ethane is the main constituent of natural gas. B Gas oil is used as a fuel in diesel engines. C Naphtha is used for heating and cooking. D Petroleum is used as a fuel in car engines.

1 marks

Answer: B

This question in 0654/13 Oct/Nov 2025