Chemical Reactions Quiz
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Questions and Answers

What is a chemical reaction?

  • A change in matter involving only physical properties
  • A change in matter involving transformation into one or more substances with similar properties
  • A change in matter involving transformation into one or more substances with different properties (correct)
  • A change in matter involving no transformation of substances

    • What holds the atoms of a molecule together in a compound?

  • Gravity
  • Magnetic field
  • Physical force
  • Chemical bond (correct)

    • What are the substances that take part in a chemical reaction called?

  • Reactants (correct)
  • Catalysts
  • Products
  • Inhibitors

    • What is the form of energy usually released during a chemical reaction?

    <p>Heat and light</p> Signup and view all the answers

    How are chemical reactions represented?

    <p>Chemical equations</p> Signup and view all the answers

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