Chemistry

9th

grade

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Chemical Reactions

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20 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt
    True or False
    In a chemical reaction, no new atoms are created, and no atoms are destroyed. 
    true
    false
  • 2. Multiple Choice
    30 seconds
    1 pt
    A chemical change is different than a physical change because in a chemical change
    Chemicals are used
    Molecules do not physically touch
    A new substance is formed and in a physical change no new substance is formed
    The change can be seen but in a physical change it cannot
  • 3. Multiple Choice
    30 seconds
    1 pt
    Image
    The left side of the equation below is called
    Products
    Reactants
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