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Edexcel A-Level Chemistry AS 4.7 Bond Breaking Can Be I Homolytic to Produce Free Radicals Ii Heterolytic to Produce Ions Questions

Practise separating homolytic and heterolytic fission by the particles formed and by the electron movement shown in mechanisms.

Syllabus
First assessment 2019
Course
Chemistry YCH11
Level
AS

Exam points

  • distinguish homolytic fission forming free radicals from heterolytic fission forming ions
  • interpret curly arrows as movement of an electron pair when ions are produced

Edexcel A-Level Chemistry AS 4.7 Bond Breaking Can Be I Homolytic to Produce Free Radicals Ii Heterolytic to Produce Ions Questions question 1

[Maximum number: 2]

This question is about 2-Chloropropane.

Figure for Question Edexcel A-Level Chemistry AS 4.7 Bond Breaking Can Be I Homolytic to Produce Free Radicals Ii Heterolytic to Produce Ions Questions question 1 — Edexcel A-Level Chemistry AS

2-Chloropropane can be produced by reacting propane with chlorine in a homolytic free radical reaction.

CH3CH2CH3+Cl2→CH3CHClCH3+HCl\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{3}+\mathrm{Cl}_{2} \rightarrow \mathrm{CH}_{3} \mathrm{CHClCH}_{3}+\mathrm{HCl}

Using your answer to (b)(i), state what is meant by the terms homolytic and free radical.
homolytic
free radical

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