Chemical Equations Assessment Noel Pd 3

21 Questions | Total Attempts: 25

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Chemical Equations Assessment Noel Pd 3

Questions and Answers
  • 1. 
    Which of the equations listed below is an example of a synthesis reaction?
    • A. 

      A + B yields AB

    • B. 

      AB yields A + B

    • C. 

      AB + C yields AC + B

    • D. 

      AB + CD yields AC + BD

  • 2. 
    Which of the equations listed below is an example of a decomposition reaction?
    • A. 

      A + B yields AB

    • B. 

      AB yields A + B

    • C. 

      AB + C yields AC + B

    • D. 

      AB + CD yields AC + BD

  • 3. 
    Which of the equations listed below is an example of a single replacement reaction?
    • A. 

      A + B yields AB

    • B. 

      AB yields A + B

    • C. 

      AB + C yields AC + B

    • D. 

      AB + CD yields AC + BD

  • 4. 
    Which of the equations listed below is an example of a double replacement reaction?
    • A. 

      A + B yields AB

    • B. 

      AB yields A + B

    • C. 

      AB + C yields AC + B

    • D. 

      AB + CD yields AC + BD

  • 5. 
    The _____________ are on the left side of the yield sign in a chemical reaction and are described as the "ingredients" in a chemical reaction.
    • A. 

      Reactants

    • B. 

      Products

  • 6. 
    The _____________ are on the right side of the yield sign in a chemical reaction and are described as what is produced  in a chemical reaction.
    • A. 

      Reactants

    • B. 

      Products

  • 7. 
    The arrow in a chemical reaction means all of the following except
    • A. 

      Yields

    • B. 

      Produces

    • C. 

      Decomposes

    • D. 

      Attaches to

  • 8. 
    The Law of Conservation of Matter states
    • A. 

      Matter cannot be created or destroyed in a chemical reaction

    • B. 

      Matter can only be created, never destroyed in a chemical reaction

    • C. 

      Matter can only be destroyed, never created in a chemical reaction

    • D. 

      Matter can be both created and destroyed in a chemical reaction

  • 9. 
    Painting a pencil red  is a chemical change.
    • A. 

      True

    • B. 

      False

  • 10. 
    Check all of the properties listed below that are chemical properties.
    • A. 

      Flammability

    • B. 

      Combustability

    • C. 

      Flexible

    • D. 

      Affected by light

    • E. 

      Ability to rust

  • 11. 
    Select all the answers listed below that are examples of a physical change.
    • A. 

      Color change

    • B. 

      A match burning

    • C. 

      Sodium reacting with water

    • D. 

      Water changing to steam

    • E. 

      Wood being shreded

  • 12. 
    Select all the choices below that are examples of a chemical change.  
    • A. 

      Iron rusting

    • B. 

      Color change as an indicator

    • C. 

      Baking soda fizzing with vinegar

    • D. 

      Water turning into ice

    • E. 

      Breaking a pencil

  • 13. 
    Select all the choices below that are examples of a physical property.
    • A. 

      Bitter taste

    • B. 

      Odor

    • C. 

      Ability to rust

    • D. 

      Melting point

    • E. 

      Reacts with an acid

  • 14. 
    Which of the following best describes something that has mass and takes up space?
    • A. 

      Chemistry

    • B. 

      Property of matter

    • C. 

      Chemical change

    • D. 

      Matter

  • 15. 
    The study of matter and how it changes is best described as 
    • A. 

      Chemistry

    • B. 

      A property of matter

    • C. 

      A chemical change

    • D. 

      Matter

  • 16. 
    A change in matter that results in something new is called 
    • A. 

      Chemistry

    • B. 

      Physical change

    • C. 

      Chemical change

    • D. 

      Matter

  • 17. 
    A characteristic that can be observed without changing the substance is called a ______________.
    • A. 

      Physical property

    • B. 

      Physical change

    • C. 

      Chemical property

    • D. 

      Chemical change

  • 18. 
    A(n) _____________ chemical reaction occurs when heat is absorbed into a chemical reaction.
    • A. 

      Natural

    • B. 

      Synthetic

    • C. 

      Endothermic

    • D. 

      Exothermic

  • 19. 
    A(n) _____________ chemical reaction occurs when heat is released from a chemical reaction.
    • A. 

      Natural

    • B. 

      Synthetic

    • C. 

      Endothermic

    • D. 

      Exothermic

  • 20. 
    Select all the options listed below that are a sign of a chemical reaction.
    • A. 

      Temperature increase

    • B. 

      Temperature decrease

    • C. 

      Light is produced

    • D. 

      Change in shape

    • E. 

      Food coloring in water

    • F. 

      Fizzing/bubbling

  • 21. 
    A characteristic of a substance that describes its ability to change into something new is called a(n)
    • A. 

      Physical change

    • B. 

      Chemical property

    • C. 

      Chemical change

    • D. 

      Physical property

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