Factors That Affect the Rates of Reactions

Quiz
•
Science
•
11th Grade
•
Hard
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The minimum amount of energy needed for colliding particles to react is called
Chemical Energy
Kinetic Energy
Activation Energy
Potential Energy
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which factors increase the rate of a reaction.
increasing temperature
increasing concentration
increasing surface area
all of these
Tags
NGSS.HS-PS1-5
3.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Which factors affect the rate of a reaction?
temperature
concentration
surface area
pressure
catalyst
Tags
NGSS.HS-PS1-5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Increase in temperature of the reactants can do one of the following
Slow collision frequency
Allow less effective collision between the particles
Cause particles to lose speed
Increase collision between the particles thus increasing the rate.
Tags
NGSS.HS-PS1-5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Grinding a seltzer tablet into powder increases the rate of reaction due to increased
concentration
surface area
temperature
reactants
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Why does a higher concentration increase the rate of reaction?
it increases the amount of reactants
it lowers the activation energy
it increases the energy of particle collisions
it increases the frequency of particle collisions because there are more collision sites
Tags
NGSS.HS-PS1-5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How does a catalyst work in speeding up a reaction?
By lowering the activation energy or reaction
by giving them more energy
by making them more available
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