Changes in Temperature & Pressure (AQA A-Level Chemistry): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
For an exothermic reaction, increasing temperature shifts the equilibrium in which direction?
For an exothermic reaction, increasing temperature shifts the equilibrium in which direction?
Toward the reactants
For an endothermic reaction, what happens to when temperature increases?
For an endothermic reaction, what happens to when temperature increases?
increases
What effect does increasing temperature have on for an exothermic reaction?
What effect does increasing temperature have on for an exothermic reaction?
Decreases
Increasing pressure shifts equilibrium toward which side?
Increasing pressure shifts equilibrium toward which side?
Side with fewer gas molecules
Decreasing pressure shifts equilibrium toward which side?
Decreasing pressure shifts equilibrium toward which side?
Side with more gas molecules
Which factor can alter the value of ?
Which factor can alter the value of ?
Temperature only
What effect does a catalyst have on the equilibrium position?
What effect does a catalyst have on the equilibrium position?
No effect on position
How do catalysts affect the rate of reaching equilibrium?
How do catalysts affect the rate of reaching equilibrium?
Speed up the rate
For , increasing pressure shifts equilibrium which way?
For , increasing pressure shifts equilibrium which way?
Right (toward fewer moles)
Decreasing temperature favours which direction?
Decreasing temperature favours which direction?
Exothermic direction