Alberta Chemistry 30 Review Quiz

Which of the following factors does not affect the rate of a chemical reaction?

• Temperature

• Concentration of reactants

• Surface area

• Colour of reactants

During an acid-base titration, the point at which the amount of acid equals the amount of base is called the:

• Endpoint

• Equivalence point

• Neutralisation point

• Titration point

Which of the following is a correct statement about electrochemical cells?

• Anode is the site of reduction

• Cathode is the site of oxidation

• Electrons flow from anode to cathode

• Electrons flow from cathode to anode

• Ethanol

• Methanol

• Propanol

• Butanol

According to Le Chatelier's principle, what happens to the position of equilibrium if the concentration of a reactant is increased?

• Shifts to the right

• Shifts to the left

• No change

• Shifts to the side with fewer moles

In a potential energy diagram, what does the peak of the curve represent?

• Reactants

• Products

• Activation energy

• Transition state

Which of the following factors will increase the rate of a chemical reaction?

• Decreasing temperature

• Increasing concentration of reactants

• Decreasing surface area

• Adding an inert gas

In an acid-base titration, what is the purpose of the indicator?

• To neutralise the solution

• To change the pH of the solution

• To signal the endpoint of the titration

• To increase the reaction rate