
AP Chemistry Q4 Extra Credit
Authored by Suzanne Maloney
Chemistry
11th Grade
Used 11+ times

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80 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Given the Kc for a forward reaction, how can you find Kc for the reverse reaction?
Divide Kc by 1
Divide 1 by Kc
Square Kc
Take the square root of Kc
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
This endothermic reaction is at equilibrium.
If its temperature is increased (at constant volume and pressure), which way will the equilibrium shift?
To products (right)
To reactants (left)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For the reaction...
SO2 + O2 <−> SO3
If the concentration of SO2 is increased, the system will shift ___________.
left
right
left and right
neither left nor right
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For the reaction...
heat + N2 + O2 ↔ 2NO
If heat is added to the chemical system, the system will shift _______.
left
right
left and right
neither left nor right
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2SO2 (g) + O2 (g) ⇌ 2SO3 (g)
Decreasing the volume of container will
shift the system right
shift the system left
change K
have no effect
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For the reaction...
N2 + O2 <=> 2NO
If O2 is removed, the concentration of N2 will _______.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the Kc expression for this reaction?
2 NO(g) + O2(g) ⇌ 2 NO2(g)
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