What is the condition for a reaction to be in chemical equilibrium?

Understanding Le Chatelier's Principle

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Chemistry, Science
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9th - 12th Grade
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Medium

Lucas Foster
Used 4+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The pressure of the system is constant.
The temperature of the system is constant.
The rate of the forward reaction is equal to the rate of the backward reaction.
The concentration of reactants is higher than products.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a method to disturb chemical equilibrium?
Changing the concentration of reactants or products.
Changing the temperature of the system.
Changing the color of the reactants.
Changing the pressure of the system.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
According to Le Chatelier's Principle, what happens when the concentration of a reactant is increased?
The equilibrium remains unchanged.
The equilibrium shifts to decrease the temperature.
The equilibrium shifts to produce more reactants.
The equilibrium shifts to produce more products.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the effect of decreasing the concentration of a product in a reaction at equilibrium?
The equilibrium remains unchanged.
The equilibrium shifts to produce more reactants.
The equilibrium shifts to increase the pressure.
The equilibrium shifts to produce more products.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does increasing pressure affect a gaseous equilibrium reaction with more moles of products than reactants?
The equilibrium shifts to produce more reactants.
The equilibrium shifts to produce more products.
The equilibrium shifts to decrease the temperature.
The equilibrium remains unchanged.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the equilibrium position when pressure is decreased in a reaction with equal moles of reactants and products?
The equilibrium shifts to produce more reactants.
The equilibrium remains unchanged.
The equilibrium shifts to produce more products.
The equilibrium shifts to increase the temperature.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In an endothermic reaction, what is the effect of decreasing the temperature?
The equilibrium shifts to produce more reactants.
The equilibrium shifts to produce more products.
The equilibrium remains unchanged.
The equilibrium shifts to increase the pressure.
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