Chemical Changes 0.0 / 5 ? ChemistryChemical patterns and reactivity seriesGCSEAQA Created by: 3mily05Created on: 17-10-19 16:23 Equilibrium: ... 1 of 11 Reversible Reaction A chemical reaction where the products can turn back into the reactants. 2 of 11 Dynamic Equilibrium When the forwards and backwards reactions happen at the same rate in a closed system. 3 of 11 Le Charteliers principle A reaction at equilibrium will act to oppose any change made to it. 4 of 11 The effect of changing conditions on equilibrium: ... 5 of 11 Concentration-Increase Position of equilibrium shifts to the right to increase the yield of products. 6 of 11 Concentration-Decrease Position of equilibrium shifts to the left to decrease yield of products 7 of 11 Temperature-Increase Position of equilibrium shifts to the right in favor of the endothermic reactions decreasing the yield of products. 8 of 11 Temperature-Decrease Position of equilibrium shifts to the left in favor of the exothermic reactions decreasing the yield of products. 9 of 11 Pressure-Increase Position of equilibrium shifts to the right as this is the side with the fewest moles so increase in yield products. 10 of 11 Pressure-Decrease Position of equilibrium shifts to the left as this is the side with the most moles so decrease in yield of products. 11 of 11
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