Chemical Reactions Quiz A

1) Which of the following is an example of a chemical reaction?

• The break down of food into energy
• Photosynthesis in plants
• Metal rusting
• All of the above
• None of the Above

2) What is the substance produced by a chemical reaction called?

• Reactant
• Product
• Resultant
• Reagent
• Summation

3) What is a substance that is used up during a chemical reaction called?

• Reactant
• Product
• Resultant
• Reagent
• Summation

4) What kind of chemical reaction involves oxygen and another substance producing water and carbon dioxide?

• Synthesis reaction
• Decomposition reaction
• Combustion
• Single displacement
• Photochemical reaction

5) What kind of chemical reaction is where two substances combine to make a new substance?

• Synthesis reaction
• Decomposition reaction
• Combustion
• Single displacement
• Photochemical reaction

6) What kind of chemical reaction involves photons from light?

• Synthesis reaction
• Decomposition reaction
• Combustion
• Single displacement
• Photochemical reaction

7) What kind of chemical reaction can be represented by the equation A + BC ---> AC + B?

• Single displacement
• Option 1
• Synthesis reaction
• Decomposition reaction
• Combustion

8) What kind of chemical reaction is where one substance is broken down into two substances?

• Synthesis reaction
• Decomposition reaction
• Combustion
• Single displacement
• Photochemical reaction

9) What does a catalyst do to a chemical reaction?

• Stops the reaction
• Starts the reaction
• Speeds up the rate of reaction
• Slows down the rate of reaction
• None of the Above

10) True or False: One example of a chemical reaction is when H20 (water) melts and changes state from ice to liquid.

• True
• False