GCSE Chemistry Specification

OCR A J248

Section C5.3: Equilibria

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#C5.3a

recall that some reactions may be reversed by altering the reaction conditions

#C5.3b

recall that dynamic equilibrium occurs in a closed system when the rates of forward and reverse reactions are equal

#C5.3c

predict the effect of changing reaction conditions on equilibrium position and suggest appropriate conditions to produce as much of a particular product as possible

Le Chatelier’s principle concerning concentration, temperature and pressure