C8 - Rate of reaction and equilibrium
Independent Learning
Introduction
Task 1: Know
Task 1: Use look, cover, write check to learn the answers to the core questions and the keywords for this topic
Learn
Task 2: Rates of reaction
Task 2b: Make notes that:
State the definition for a chemical reaction and explain how you could tell if one has taken place.
Answer the questions on slide 17.
Give the equation for calculating rate of reaction and complete the questions on slide 15.
Describe how to calculate the gradient of a tangent (set 1&2 only).
Define activation energy and the collision theory.
Task 2c. Answer the exam question on slide 31 and self mark using slide 32.
Task 2d. Copy and complete the table on slide 35.
Task 3: The effect of surface area
Task 3a: Make notes that:
Explain how the gradient of the line on a volume of product/time graph relates to the rate of reaction (slide 8&9)
List factors that would cause a reaction to stop.
Complete the true false task on slide 11
3b. Read the practical instructions on slide 15 and:
Identify the independent, dependent and control variables.
Give 2 reasons why cotton wool was used in the mouth of the flask.
Task 3c: watch the video
Task 3d: copy the graph and sketch & label two additional lines to show the results if surface area was increased and decreased.
Task 3e: Answer the exam question - self mark once you are done
Task 4: The effect of concentration
Task 4a: Watch the video
Describe how to investigate the effect of concentration using the disappearing cross.
Task 4b: Watch the video
Describe how to investigate the effect of concentration by measuring the volume of gas produced.
Task 4d: complete the exam questions - check your work using the markscheme
Task 5: The effect of catalysts
Task 5b: Make notes that:
Explain how catalysts increase the rate of reaction. - include a reaction profile graph in your explaination
Explain why catalysts are important for industry.
Give three examples of catalysts and where they are used.
Task 5b: Complete the progress quiz.
Task 6: Reversible reactions and equilibrium
Task 6b: make notes that:
Define reversible reaction and give the symbol to represent it.
Define closed system.
Define dynamic equilibrium
Name the kind of reaction the backwards reaction will be if the forward reaction is endothermic.
Give two examples of reversible reactions.
Task 6c. Answer the exam question and self mark.
Set 3 - go to task 8 now
Task 7: Altering conditions - Set 1&2 only
Task 7b: Make note that:
State Le Chatlier’s principle.
Describe the effect of increasing and decreasing the concentration of the reactants on equilibrium.
Describe the effect of increasing and decreasing pressure on equilibrium
Describe the effect of increasing and decreasing temperature on equilibrium.
Task 7d. Answer the exam question and self mark.
Task 8: Summary
Task 8c: Make a mind map or single page revision summary of this topic and add it to your revision folder