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NotesChemistryTopic 5.3
Unit 5 · Reactivity 2: How much, how fast and how far? · Topic 5.3

IB Chemistry — How far? The extent of chemical change

Topic 5.3 of IB Chemistry covers How far? The extent of chemical change, which is part of Unit 5: Reactivity 2: How much, how fast and how far?. Students explore key concepts including Dynamic equilibrium, Le Châtelier's principle, The equilibrium constant Kc. A strong understanding of how far? the extent of chemical change is essential for IB Chemistry exams and builds the foundation for connected topics across the syllabus.

Exam technique guidePractice questions

What you'll learn in Topic 5.3

  • 5.3.1 Dynamic equilibrium
  • 5.3.2 Le Châtelier's principle
  • 5.3.3 The equilibrium constant Kc
Suggested study order: Read the notes for each sub-topic below → test yourself with flashcards → attempt practice questions → review exam technique.

Study resources — 5.3 How far? The extent of chemical change

5.3.1

Dynamic equilibrium

Notes
5.3.2

Le Châtelier's principle

Notes
5.3.3

The equilibrium constant Kc

Notes

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Topic 5.3 How far? The extent of chemical change forms a core part of Unit 5: Reactivity 2: How much, how fast and how far? in IB Chemistry. Mastering these concepts will strengthen your understanding of connected topics across the syllabus and prepare you for exam questions that require analysis, evaluation, and real-world application.

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