Essential Chemistry for IGCSE - Chemical Reactions (Section 1 - No. 22)
Which of the following is/are true about the impact of pressure changes on a reversible reaction?
Changes in pressure always shift the position of equilibrium.
Pressure changes affect reactions with gaseous reactants and products.
Increasing pressure favors the side with fewer moles of gas.
Decreasing pressure favors the side with fewer moles of gas.
Explanation
Pressure affects reactions involving gases; increasing favors the side with fewer moles, decreasing pressure favors the opposite.
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