4.5.2 - Decomposition Reactions
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Practice Questions
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What is a decomposition reaction?
💡 Hint: Think about breaking something down into its basic parts.
Name a simple example of a decomposition reaction.
💡 Hint: What do you get when you heat chalk?
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Interactive Quizzes
Quick quizzes to reinforce your learning
What occurs during a decomposition reaction?
💡 Hint: Think about what 'decompose' means.
Thermal decomposition requires which of the following?
💡 Hint: Consider which type of energy is mentioned for thermal processes.
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Challenge Problems
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Consider the equation 2KClO₃ → 2KCl + 3O₂. Identify the type of reaction and explain the role of energy in this process.
💡 Hint: Think about the relationship between energy and bond breaking.
Write and balance the equation for the decomposition of ammonium dichromate (NH₄)₂Cr₂O₇.
💡 Hint: Remember to check if the equation is balanced in terms of atoms on both sides.
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