Equilibrium
Authored by Kelsey Barr
Chemistry
10th Grade
NGSS covered
Used 12+ times
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39 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
This symbol indicates that a reaction is _____
reversible
irreversible
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Around what time does the reaction reach equilibrium?
25 min
70 min
45 min
80 min
Tags
NGSS.HS-PS1-5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the two factors that help determine that equilibrium is reached?
Forward reaction rate is faster than the reverse and the concentrations are equal
Forward and reverse reaction rates are equal and concentrations are equal
Forward and reverse reaction rates are equal and concentrations are constant
Tags
NGSS.HS-PS1-6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When the rate of the forward reaction is equal to the rate of the backward reaction, the system is said to be in _____
Chemical Balance
Chemical Constant
Chemical Reaction
Chemical Equilibrium
Tags
NGSS.HS-PS1-6
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For the reaction...
SO2 + O2 ⇌ SO3
If the concentration of SO2 is increased, the equilibrium of the reaction will shift ___________.
left towards products
right towards products
left and right
neither left or right
Tags
NGSS.HS-PS1-5
NGSS.HS-PS1-6
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For the reaction...
SO2 + O2 <−> SO3
If the equilibrium shifts to the right, the concentration of O2 will ___________.
increase
decrease
double
stay the same
Tags
NGSS.HS-PS1-5
NGSS.HS-PS1-6
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Le Chatelier's Principle states that if a chemical system at equilibrium is stressed,
the system will adjust to increase the stress
the system will adjust to reduce the stress
the system will not adjust
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