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IB Chemistry SL 3.3.3 Radical Substitution Question Bank

Practise IB Chemistry SL 3.3.3 Radical Substitution with focused questions on electron movement, radical steps and reaction products.

Syllabus
First assessment 2025
Course
Chemistry SL
Level
SL

Exam points

  • write homolytic halogen initiation with UV light or heat and correctly marked radicals
  • build propagation steps that consume one radical and regenerate another chain carrier
  • write termination by combining two radicals and explain the possible product mixture

3.3.3—Radical substitution question 1

[Maximum number: 1]

Chlorine undergoes many reactions.

State the type of reaction occurring when ethane reacts with chlorine to produce chloroethane.

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