Unit 2 - energy from fuels 0.0 / 5 ? Chemistryenergy from fuelsNational 5SQA Created by: oliviaparkCreated on: 14-10-18 20:20 what is a fuel ? a chemical which is burned to produce energy 1 of 22 what is combustion another word for ? burning 2 of 22 what happens when a substance is burned ? it reacts with oxygen 3 of 22 what is the most common form of oxidation ? the direct reaction of a fuel with oxygen through combustion 4 of 22 energy is captured through what processes ? photosynthesis and respiration 5 of 22 what is an exothermic reaction ? a reaction that releases heat energy 6 of 22 what is an endothermic reaction ? a reaction that takes in heat energy 7 of 22 what are fossil fuels and what what are some examples a finite resource coal , oil and gas 8 of 22 what are examples of non fossil fuels wood biomass hydrogen and ethanol 9 of 22 what is the test for carbon dioxide it turns limewater cloudy 10 of 22 what is the test for water turns cobalt chloride paper pink 11 of 22 what is complete combustion the burning of a fuel in a sufficient amount of oxygen 12 of 22 what are the products of complete combustion carbon dioxide and water 13 of 22 what is incomplete combustion the burning of a fuel in an insufficient supply of oxygen 14 of 22 what are the products of incomplete combustion carbon and carbon monoxide 15 of 22 what from the air reacts inside a petrol engine to make poisonous gases nitrogen and oxygen 16 of 22 what is the main cause of acid rain sulphur dioxide 17 of 22 what is produced by the incomplete combustion of deisil and what is it soot and harmful 18 of 22 what do catalytic converters do speed up the conversion o harmful pollutant gases into harmless gases 19 of 22 what does carbon dioxide in the atmosphere cause the greenhouse effect 20 of 22 what can alkanes and alcohols be used as solvents 21 of 22 what happens in an exothermic reaction more energy is released into bond making than is required for bond breaking 22 of 22
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