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Chemistry Reactions Quiz

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Date: 

Instructions: From combustion to oxidation, test your recall of common chemical reactions and processes.

  1. 1.

    What type of chemical reaction occurs when iron rusts?

    A
    Oxidation
    B
    Synthesis
    C
    Reduction
    D
    Decomposition
  2. 2.

    What gas is produced when baking soda (sodium bicarbonate) reacts with vinegar?

    A
    Nitrogen
    B
    Oxygen
    C
    Carbon dioxide
    D
    Hydrogen
  3. 3.

    What is the process of breaking down food in the stomach primarily called?

    A
    Hydrolysis
    B
    Synthesis
    C
    Polymerization
    D
    Combustion
  4. 4.

    What type of reaction releases heat to its surroundings?

    A
    Exothermic
    B
    Adiabatic
    C
    Isothermic
    D
    Endothermic
  5. 5.

    What happens when you combine an acid and a base?

    A
    A gas is always released
    B
    A neutralization reaction producing salt and water
    C
    Nothing happens
    D
    An explosion
  6. 6.

    What is the chemical process that converts sugar into alcohol and carbon dioxide?

    A
    Pasteurization
    B
    Fermentation
    C
    Condensation
    D
    Distillation
  7. 7.

    What type of reaction occurs when wood burns in a fireplace?

    A
    Combustion
    B
    Decomposition
    C
    Synthesis
    D
    Single replacement
  8. 8.

    What is produced when hydrogen gas burns in the presence of oxygen?

    A
    Water
    B
    Ozone
    C
    Hydrogen peroxide
    D
    Carbon dioxide
  9. 9.

    What catalyst is used in the catalytic converter of a car to reduce emissions?

    A
    Platinum and palladium
    B
    Zinc and tin
    C
    Gold and silver
    D
    Iron and copper
  10. 10.

    What reaction occurs when silver tarnishes?

    A
    Silver reacts with sulfur compounds
    B
    Silver reacts with nitrogen
    C
    Silver reacts with water
    D
    Silver reacts with oxygen
  11. 11.

    Which substance speeds up a chemical reaction without being consumed?

    A
    Catalyst
    B
    Reactant
    C
    Product
    D
    Solvent
  12. 12.

    What happens to an egg when it is boiled? What type of change is this?

    A
    Physical change
    B
    Nuclear change
    C
    No change occurs
    D
    Chemical change (protein denaturation)
  13. 13.

    What gas causes bread to rise during baking?

    A
    Oxygen
    B
    Carbon dioxide
    C
    Hydrogen
    D
    Nitrogen
  14. 14.

    What is the Maillard reaction responsible for?

    A
    Milk curdling
    B
    Fruit ripening
    C
    Browning of cooked food
    D
    Bread rising
  15. 15.

    What type of reaction is photosynthesis classified as?

    A
    Exothermic
    B
    Decomposition
    C
    Combustion
    D
    Endothermic

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