Equilibrium and Le Chatelier's Principle
Authored by Wayground Content
Chemistry
10th Grade
Used 5+ times
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
N2(g) + 3H2(g) ↔ 2 NH3(g) + heat
Adding H2 will cause the equilibrium to:
Shift right
Shift left
Have no change
Speed up
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What two factors indicate that a reaction is at equilibrium?
Concentrations are equal; the forward and reverse reactions are equal
The concentrations are constant; the forward and reverse reactions are equal
The concentrations are equal; the forward reaction is faster than the reverse reaction
The concentrations are constant; the forward reaction is faster than the reverse reaction
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
N2(g) + 3H2(g) ↔ 2 NH3(g) + heat
Increasing the pressure will cause the equilibrium to:
Shift right
Shift left
Have no change
Speed up
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following statements is not correct regarding equilibrium?
Equilibrium is achieved when the product and reactant concentrations are the same
Equilibrium is achieved when the concentrations of all reactants is constant
Equilibrium is achieved when the forward and reverse reactions are equal
Equilibrium is achieved when the ratio of products to reactants is constant
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
N2(g) + 3H2(g) ↔ 2 NH3(g) + heat
Increasing the temperature will cause the equilibrium to:
Shift right
Shift left
Have no change
Speed up
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a reversible reaction has reached equilibrium, which of the following is true about the concentration of the reactants vs the products?
Some reactants are present, as are some prooducts
Only reactant is present, there are no products
Only product is present, there are no reactants
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A double sided arrow (↔), indicates that a reaction is:
Reversible
Irreversible
Not reactive
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