What is Le Chatelier's principle?

If a reaction at equilibrium is subjected to a change in concentration, pressure or temperature, the position of equilibrium will move to counteract that change.

BS

Related Chemistry A Level answers

All answers ▸

Why do ionisation energies typically increase upon going across a period yet decrease upon going down a group?


The Haber-Bosch process is used in industry to produce ammonia. Explain how the use of high temperature and pressure affects the rate of reaction.


What evidences are used to prove that Benzene's kekule model is incorrect and that Benzene has a delocalised Pi structure.


Back in 1950s, it was common to have as house cleaning items bleaching solution (containing sodium hypochlorite) and ammonia (used to remove, for example, hair dye stains). However, many people ended up in hospital after using them both, why?