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v0.1.1435
NotesChemistryTopic 2.1
Unit 2 · Structure 2: Models of bonding and structure · Topic 2.1

IB Chemistry — The ionic model

Topic 2.1 of IB Chemistry covers The ionic model, which is part of Unit 2: Structure 2: Models of bonding and structure. Students explore key concepts including Formation of ions and ionic bonding, Formulas and names of ionic compounds, Ionic lattices and their properties. A strong understanding of the ionic model 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 2.1

  • 2.1.1 Formation of ions and ionic bonding
  • 2.1.2 Formulas and names of ionic compounds
  • 2.1.3 Ionic lattices and their properties
Suggested study order: Read the notes for each sub-topic below → test yourself with flashcards → attempt practice questions → review exam technique.

Study resources — 2.1 The ionic model

2.1.1

Formation of ions and ionic bonding

Notes
2.1.2

Formulas and names of ionic compounds

Notes
2.1.3

Ionic lattices and their properties

Notes

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Topic 2.1 The ionic model forms a core part of Unit 2: Structure 2: Models of bonding and structure 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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