LeChatelier's Principle - Summary
When stress
is applied to a system in dynamic equilibrium,
the system tends to adjust to minimize
the stress
and reestablish equilibrium.
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1. Concentration
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Add Reactants | ||||
Add Products | |||||
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2. Volume
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Decrease V
(P increases) |
Δngas > 0 | |||
Δngas < 0
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Δngas = 0
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No effect | ||||
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3. Temperature | Increase T |
ΔHrxn > 0
Endothermic |
K increases | ||
ΔHrxn < 0
Exothermic |
K decreases | ||||
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