
Equilibrium
Authored by Ron F.
Chemistry
9th - 12th Grade
NGSS covered
Used 199+ times

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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In science, our word for balance is ___
harmony
symmetry
hysteresis
equilibrium
Tags
NGSS.HS-LS1-3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When the balance of some natural system gets disrupted, we say that it's ___
in a hysteresis loop
out of equilibrium
polarized
asymmetric
Tags
NGSS.HS-LS2-6
NGSS.HS-LS4-5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When reactants react to form products, it's technically called ___
the forward reaction
the reverse reaction
an opposite reaction
combustion
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When the products change back into the reactants, we call this ___
a forward reaction
a reverse reaction
a spontaneous reaction
sublimation
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When the forward and reverse reactions occur at the same rate, that's called ___
mass balance
two-part harmony
chemical equilibrium
reactant solidarity
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which German chemist developed a process for making ammonia from nitrogen in the air?
Robert Bunsen
Fritz Haber
Otto Hahn
Friedrich Wöhler
Tags
NGSS.HS-PS1-5
NGSS.HS-PS1-6
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An equilibrium is reached when the forward and reverse processes of a reaction happen ____
simultaneously
alternately
at their maximum rates
at the same rate
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