Changing the pressure
1 mark · EasyThe following reaction is at equilibrium in a container:
If the pressure is increased, which direction will the equilibrium shift?
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To the left / towards Q2(g)
Also accept: Left; towards Q2(g); in the direction of fewer gas molecules
Common mistakes: Right; towards Q(g); no change
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Marking points
B1 · 1 mark · Correctly identifies the direction (left/towards fewer molecules/towards Q2(g))
Worked solution
The equilibrium will shift to the left (towards Q2(g)), the side with fewer gas molecules.