Chemistry A-Level
Le Chatelier's principle and position of equilibrium
What Le Chatelier's principle and position of equilibrium means in Chemistry A-Level, as defined for OCR.
Definition of Le Chatelier's principle and position of equilibrium
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Reference: OCR
Changing concentration or pressure shifts the position of equilibrium, but the ratio returns to the same value once equilibrium is re-established.
Topics that use Le Chatelier's principle and position of equilibrium
- How far? (OCR A-Level)
Related terms
- Constant temperature and constant titre
- Conversion between moles, concentration and partial pressure
- Determination of units by unit cancellation
- Effect of temperature on equilibrium position
- Equilibrium constant
- Equilibrium constant expressions for Kc and Kp
- Equilibrium constant Kc
- Equilibrium expressions from balanced equations
Using Le Chatelier's principle and position of equilibrium in the exam
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