Reaction Kinetics

Quiz
•
Science
•
University
•
Easy
Standards-aligned
mikha jemmie
Used 2+ times
FREE Resource
13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What factor primarily influences the reaction rate?
Temperature
Color
Density
Volume
Tags
NGSS.HS-PS1-5
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following increases the rate of a chemical reaction?
Decreasing the surface area
Increasing the concentration
Lowering the temperature
Adding an inert gas
Tags
NGSS.HS-PS1-5
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What role does a catalyst play in a reaction?
Increases the activation energy
Slows down the reaction
Lowers activation energy
Acts as a reactant
Tags
NGSS.HS-PS1-4
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In general, how does an increase in temperature affect the reaction rate?
Decreases the reaction rate
Increases the reaction rate
No effect
Tags
NGSS.HS-PS1-5
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which factor does not affect the reaction rate?
Pressure
Concentration
Color
Surface area
Tags
NGSS.HS-PS1-5
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What happens to the reaction rate when the concentration of reactants is doubled?
Halves the reaction rate
Triples the reaction rate
Doubles the reaction rate
Remains unchanged
Tags
NGSS.HS-PS1-5
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In a reaction with a solid reactant, how does increasing the surface area of the solid affect the reaction rate?
Increases it
Decreases it
No effect
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