Rate of Reaction

Quiz
•
Science
•
9th Grade
•
Medium
Standards-aligned
Lisa Thompson
Used 5+ times
FREE Resource
15 questions
Show all answers
1.
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
Tags
NGSS.HS-PS1-5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Why does a higher temperature increase the rate of a reaction?
it increases both the frequency and energy of particle collisions
it only increases the frequency of particle collisions
it only increases the energy of particle collisions
it reduces the activation energy of the reaction
Tags
NGSS.HS-PS1-5
3.
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
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The rate of a reaction is how _____________ a reaction occurs.
Quickly
Easily
Unusually
Differently
Tags
NGSS.HS-PS1-5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Rate of chemical reaction means
amount of product formed
speed of reaction
concentration of reacting particles
combining reactants with products
Tags
NGSS.HS-PS1-5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How could we make this reaction happen more quickly?
Decrease the concentration of the acid
crush the chalk to increase the surface area
Put the test tube in an ice bath
Tags
NGSS.HS-PS1-5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
More collisions correspond to a:
Faster reaction rate
Slower reaction rate
Constant reaction rate
None of the above
Tags
NGSS.HS-PS1-5
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