Lessons
- 1. Dynamic Equilibria
- 2. Le Chatelier's Principle
- 3. Changes in Concentration
- 4. Changes in Pressure
- 5. Changes in Temperature
- 6. The Haber Process - Equilibria
- 7. The Kc Expression
- 8. Kc - Deducing Amounts at Equilibrium
- 9. Kc Calculations - Number & Units
- 10. Factors Affecting Kc
- 11. Kc Calculations - Example Questions (1&2)
Dynamic Equilibria
Equilibria & Kc
AS LEVEL - AQA PAPER 1 2015 - QUESTION 4
Tricky equilibria question as it has a weird context. You need to read carefully
Walkthrough
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Le Chatelier's Principle
Equilibria & Le Chatelier's
AS LEVEL - AQA PAPER 1 2018 - QUESTION 5
Tricky question. You need to really understand equilibria to get through it
Walkthrough
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Changes in Concentration
Equilibria & Kc
AS LEVEL - AQA PAPER 1 2015 - QUESTION 4
Tricky equilibria question as it has a weird context. You need to read carefully
Walkthrough
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Changes in Pressure
Chemical Equilibria
AS LEVEL - AQA PAPER 2 2020 - QUESTION 8
A '"must do" equilibria question that covers Kc, the factors that affect it and the application using le Chatelier's principle
Walkthrough
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Changes in Temperature
Equilibria & Le Chatelier's
AS LEVEL - AQA PAPER 1 2018 - QUESTION 5
Tricky question. You need to really understand equilibria to get through it
Walkthrough
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The Haber Process - Equilibria
Equilibria
AS LEVEL - AQA PAPER 2 2018 - QUESTION 8
A common take on equilibria. Industrial example followed by some Kc calcs
Walkthrough
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The Kc Expression
Equilibria & Kc
AS LEVEL - AQA PAPER 2 2016 - QUESTION 1
straightforward Kc question. Write the expression, find the units and calculate a value
Walkthrough
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Kc - Deducing Amounts at Equilibrium
Kc Calculation
A LEVEL - AQA PAPER 2 2018 - QUESTION 4
Typical equilibria question. Deduce amounts at equilibrium & find Kc. Watch out for 4.4 though!
Walkthrough
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Kc Calculations - Number & Units
Equilibria & Kc
AS LEVEL - AQA PAPER 2 2016 - QUESTION 1
straightforward Kc question. Write the expression, find the units and calculate a value
Walkthrough
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Factors Affecting Kc
Chemical Equilibria
AS LEVEL - AQA PAPER 2 2020 - QUESTION 8
A '"must do" equilibria question that covers Kc, the factors that affect it and the application using le Chatelier's principle
Walkthrough
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Kc Calculations - Example Questions (1&2)
Chemical Equilibria
AS LEVEL - AQA PAPER 1 2019 - QUESTION 5
A "must do" Kc question. No calculation of Kc here, just deducing moles present at equilibrium
Walkthrough
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