Le Chatelier’s Principle: Temperature Changes on Equilibrium (AQA GCSE Chemistry): Quizzes
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Practise the questions
10 questions from this quiz
According to Le Chatelier's principle, how does equilibrium respond to a temperature change?
According to Le Chatelier's principle, how does equilibrium respond to a temperature change?
It shifts to oppose the change
When temperature is increased, which side does the equilibrium shift towards?
When temperature is increased, which side does the equilibrium shift towards?
The endothermic side
What does the endothermic side of a reaction do?
What does the endothermic side of a reaction do?
Absorbs heat
When temperature is decreased, which side does the equilibrium shift towards?
When temperature is decreased, which side does the equilibrium shift towards?
The exothermic side
What is the enthalpy change for ammonia formation: ?
What is the enthalpy change for ammonia formation: ?
kJ mol (exothermic)
In ammonia formation, which direction does equilibrium shift when temperature is increased?
In ammonia formation, which direction does equilibrium shift when temperature is increased?
To the left (towards reactants)
What happens to ammonia concentration when temperature is increased in its formation reaction?
What happens to ammonia concentration when temperature is increased in its formation reaction?
It decreases
In ammonia formation, which direction does equilibrium shift when temperature is decreased?
In ammonia formation, which direction does equilibrium shift when temperature is decreased?
To the right (towards products)
What happens to ammonia concentration when temperature is decreased in its formation reaction?
What happens to ammonia concentration when temperature is decreased in its formation reaction?
It increases
Why does equilibrium shift to the endothermic side when temperature is increased?
Why does equilibrium shift to the endothermic side when temperature is increased?
To absorb heat and reduce temperature