CAIE IGCSE Chemistry 5.1.1 An Exothermic Reaction Transfers Questions
Classify energy changes from heat transfer and temperature measurements in chemical reactions.
- Syllabus
- 2026–2028
- Course
- Chemistry 0620
Exam points
- classify reactions as exothermic or endothermic
- relate temperature change to heat transfer
- identify energy changes in combustion, neutralisation and dissolving
- interpret experimental temperature measurements
- identify suitable apparatus for investigating heat changes
- compare reactant and product energy in exothermic and endothermic reactions
CAIE IGCSE Chemistry 5.1.1 An Exothermic Reaction Transfers Questions question 1
Four different fuels are used to heat a beaker of water, for the same amount of time, using the apparatus shown.
The initial temperature of the water and the temperature after heating by the fuel are recorded.
Which fuel releases the most heat energy?
initial temperature
temperature after
heating
17
46
24
52
26
61
30
62
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