
Chemical Equilibrium Concepts

Interactive Video
•
Chemistry, Science, Biology
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the term 'dynamic' in dynamic equilibrium refer to?
Constant motion
Lack of motion
Increasing quantity
Static condition
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In dynamic equilibrium, what happens to the total amount of a substance?
It increases
It decreases
It remains constant
It fluctuates
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the key characteristic of chemical equilibrium?
The total amount of reactants increases
The rates of forward and backward reactions are equal
The backward reaction stops
The forward reaction stops
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a carbonated drink, what happens to carbon dioxide at chemical equilibrium?
It only stays in the gaseous phase
It disappears completely
It only stays in the liquid phase
It moves between gaseous and liquid phases
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is chemical equilibrium also called dynamic equilibrium?
Because the reaction stops completely
Because the total amount changes
Because there is no motion
Because molecules continue to move between phases
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the molecules at chemical equilibrium?
They move at equal rates between phases
They only move in one direction
They move at different rates
They stop moving
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the reaction of nitrogen and oxygen forming nitrous oxide, what indicates dynamic equilibrium?
The rates of formation and breakdown are equal
The backward reaction is faster
The forward reaction is faster
The reaction stops
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