Complete Lesson

AS: Chemical Equilibria

Lessons

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

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

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

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

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

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

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

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

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

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

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

Topic Revision

Chemical Equilibria

Spend some time on this as it can be very tricky. Le Chatelier's is hard to master, but hugely important. Kc will test your calculatory skills too!

Recording from previous live classes on this topic:

All Topic Questions

Q & A

29 comments