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IB Chemistry HL 2.4.1 The bonding continuum and mixed bonding Question Bank

Practise IB Chemistry HL 2.4.1 by evaluating bonding classifications and mixed ionic, covalent or metallic character.

Syllabus
First assessment 2025
Course
Chemistry HL
Level
HL

Exam points

  • Analyse a compound or material where more than one bonding description is relevant.
  • Explain why electronegativity and electron distribution make bonding a continuum rather than three isolated types.
  • Evaluate the usefulness and limitation of a bonding classification for predicting material properties.

2.4.1—Bonding continuum question 1

[Maximum number: 1]

Iron may be extracted from iron (II) sulfide, FeS.

Iron (II) sulfide, FeS, is ionically bonded.

Suggest why chemists find it convenient to classify bonding into ionic, covalent and metallic.

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