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Dynamic Equilibrium

Authored by Barry Debski

Chemistry

9th - 12th Grade

NGSS covered

Used 85+ times

Dynamic Equilibrium
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23 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does the term "dynamic equilibrium" imply?

It is an exciting way to look at reactions.

There is a balance reached between two things.

A stable situation has been achieved but it is actually constantly changing.

That the equilibrium is dynamic.

Tags

NGSS.HS-PS1-6

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

 This symbol indicates that a reaction is ___________

not changing

reversible 

irreversible

indecisive

Tags

NGSS.HS-PS1-6

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Identify the incorrect statement about achieving equilibrium.

achieved when product and reactant concentrations are equal

achieved when concentration of reactants is stable/constant

achieved when forward and reverse reaction rates are same

achieved when concentration ratio of reactants to products becomes stable, thus fixing the equilibrium constant (equilibrium position)

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

For the reaction pictured, 
If the concentration of SO2 is increased, the equilibrium position of the reaction will shift ___________.

to the left

to the right

to the left and right

no change

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the difference between K and k

one is capitalized and one is not

one is the forward constant and one is the reverse constant

one is kelvin temperature and one is the spring constant

one is the equilibrium constant and one is the rate constant

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Consider the sulfur trioxide synthesis reaction again:

Which of the following will NOT shift the equilibrium to the right?

add mor O2

increase the pressure

add catalyst

lowering the temperature

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Who is LeChatelier's principle named after?

Hess

Mr Chat Lier

A French dude

Monsieur Le Chatelier

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