Thermal Decomposition Reactions: Definition & Equation

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question 1 of 3

Which reaction shows a physical decomposition?

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1. Chemical decomposition causes a compound to _____ separate.

2. What is the result of the heating of copper(II) carbonate?

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About This Quiz & Worksheet

You can quickly gauge how much you know about thermal decomposition reactions by using this quiz and worksheet assessment tool. Try taking the quiz before viewing the lesson to see what you know and again after watching or reading it to measure what you've retained from it.

Quiz & Worksheet Goals

For this quiz, you will need to:

  • Identify a reaction that shows a physical decomposition
  • Understand how a chemical decomposition causes a compound to separate
  • Note the result of the heating of copper(II) carbonate
  • Explain why thermal energy can cause physical and chemical decomposition reactions
  • Recognize the evidence of oxygen gas being present in the thermal decomposition of potassium permanganate

Skills Practiced

  • Interpreting information - verify that you can read information about the role of thermal energy in physical and chemical reactions and interpret it correctly
  • Information recall - access the knowledge you've gained regarding the heating of copper(II) carbonate
  • Knowledge application - use your knowledge to answer questions about physical and chemical decomposition reactions

Additional Learning

Further develop your understanding of this subject by reviewing the lesson titled Thermal Decomposition Reactions: Definition & Equation. Details you can study by accessing this lesson include:

  • How thermal energy is defined
  • What is involved in decomposition reactions
  • What the term 'hydrated' means in reference to chemical compounds
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