Class XI Chemistry Quiz on Equilibrium
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Preview questions
1. What is the equilibrium constant (K) for a reaction at equilibrium?
The ratio of products to reactants · The sum of reactants and products · The rate of forward reaction · The rate of reverse reaction
2. Which of the following factors does NOT affect the position of equilibrium?
Concentration of reactants · Temperature · Pressure · Nature of the reactants
3. According to Le Chatelier's principle, what happens if the concentration of a reactant is increased?
The equilibrium shifts to the right · The equilibrium shifts to the left · No change occurs · The reaction stops
4. For the reaction A + B ⇌ C + D, what happens if the temperature is increased?
Equilibrium shifts to the left · Equilibrium shifts to the right · No effect on equilibrium · Reaction rate decreases
5. What is the effect of increasing pressure on the equilibrium of a gaseous reaction?
Shifts towards the side with more moles · Shifts towards the side with fewer moles · No effect on equilibrium · Shifts randomly
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