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6th Grade Chemical Reactions

Quiz by Tara Gossman

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10 questions
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  • Q1
    What is a chemical reaction?
    Starts and ends with the same substance
    Bonding of elements
    Produces same chemical properties
    Forms a new substance
    30s
  • Q2
    What two things are in a chemical equation?
    Reactant (On the right) and Product (On the left)
    Reactant (on the left) and Product (on the Right)
    Atoms
    Elements and Compounds
    30s
  • Q3
    True or False: There has to be an equal number of elements on each side of a chemical equation.
    True
    False
    30s
  • Q4
    In a synthesis reaction___________
    A more complex compound is created
    Compound is broken down
    Elements switch places
    30s
  • Q5
    In a decomposition reaction_________
    Elements switch places
    A complex substance is created
    Compound breaks down into simpler substances
    30s
  • Q6
    In a replacement reaction______________
    A complex substance is formed
    A compound is broken down
    Elements switch places
    30s
  • Q7
    Speed of chemical reactions depends on what?
    Pressure, Temperature, and bonds
    Temperature, concentration, and pressure
    Temperature, speed, elements
    30s
  • Q8
    Exothermic reactions___________
    Absorb energy
    Release energy
    30s
  • Q9
    Endothermic Reactions____________
    Release energy
    Absorb energy
    30s
  • Q10
    Is this chemical equation balanced and equal? SnO2 + 2 H2 → Sn + 2 H2O
    No
    Yes
    30s

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