What is the purpose of the reaction quotient (Q) in a chemical reaction?

Understanding Reaction Quotients and Equilibrium

Interactive Video
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Chemistry, Science
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9th - 12th Grade
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Hard

Amelia Wright
FREE Resource
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To compare the current state to equilibrium
To calculate the energy released
To measure the speed of the reaction
To determine the final state of the reaction
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a reversible reaction, what does the equilibrium constant (K) represent?
The energy required to start the reaction
The speed of the reaction
The ratio of products to reactants at equilibrium
The initial concentration of reactants
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the reaction quotient (Q) calculated?
By adding the concentration of products and reactants
By dividing the concentration of reactants by products
By multiplying the concentration of products and reactants
By dividing the concentration of products by reactants
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the value of Q as a reaction approaches equilibrium?
Q remains constant
Q becomes less than K
Q becomes greater than K
Q approaches K
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If Q is less than K, in which direction will the reaction proceed?
It will oscillate between reactants and products
To the left, forming more reactants
It will remain unchanged
To the right, forming more products
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does it mean when Q equals K in a chemical reaction?
The reaction is at its fastest rate
The reaction is just starting
The reaction is at equilibrium
The reaction is irreversible
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of an ICE table in chemical reactions?
To measure the temperature change
To calculate the energy of the reaction
To determine the speed of the reaction
To track initial, change, and equilibrium concentrations
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