Unit 6: Reactivity 3: What Are the Mechanisms of Chemical Change?
Topic 6.3: Electron Sharing Reactions Questions
Practice 2 exam-style questions for IB Chemistry Topic 6.3. Review the question stems below, then unlock the full Question Bank to access markschemes, model answers, and AI grading.
1State2 marks
• Aimnova practice
Methane reacts with bromine in the presence of ultraviolet light.
Write an equation for the initiation step of this reaction and state the type of bond fission that occurs.
Write an equation for the initiation step of this reaction and state the type of bond fission that occurs.
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• Aimnova practice
Distinguish between homolytic and heterolytic fission of a covalent bond, and state which type produces radicals.
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