Progress of Chemical Reaction

Quiz
•
Chemistry
•
11th Grade
•
Hard
Standards-aligned
Charles Martinez
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is rate?
The measure of how much something changes within a specific time
The velocity of light in vacuum.
Speed of light.
The measure of the volume of products.
Tags
NGSS.HS-PS1-5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Chemistry, the rate of reaction is:
time over concentration.
change of the amount of reactant or product per time.
concentration over volume.
change of the amount of reactant only.
Tags
NGSS.HS-PS1-5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In (a), the energy is:
Exothermic.
Athermic.
Endothermic.
Tags
NGSS.HS-PS1-4
NGSS.HS-PS3-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Negative.
Postivie.
Tags
NGSS.HS-PS1-4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An endothermic reaction absorbs heat, and an exothermic reaction releases heat.
True.
False.
Tags
NGSS.HS-PS1-4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In (A), no reaction occurs, we say, it is:
Ineffective collision.
Effective collision.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unstable arrangement of atoms that forms for a moment at the peak of the activation energy barrier is:
Inactivated complex.
Collision theory.
Activated complex.
Barrier.
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