CAIE IGCSE Chemistry 5.1.3 Interpret Reaction Pathway Diagrams Questions

Interpret reaction energy diagrams and relate bond breaking and forming to overall energy changes.

Syllabus
2026–2028
Course
Chemistry 0620

Exam points

  • interpret energy level diagrams
  • identify overall energy change for exothermic and endothermic reactions
  • relate bond breaking and bond forming to energy change
  • compare activation energy and reaction pathways
  • identify energy released or absorbed in combustion and hydration
  • label reactant and product energy levels correctly

CAIE IGCSE Chemistry 5.1.3 Interpret Reaction Pathway Diagrams Questions question 1

[Maximum number: 1]

Which reaction pathway diagram shows the reaction that will give out the most energy?
The scale on the y-axis is the same in each diagram.

Figure for Question CAIE IGCSE Chemistry 5.1.3 Interpret Reaction Pathway Diagrams Questions question 1 — CAIE IGCSE Chemistry
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