Reaction Kinetics

Reaction Kinetics

12th Grade

20 Qs

quiz-placeholder

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Reaction Kinetics

Reaction Kinetics

Assessment

Quiz

Chemistry

12th Grade

Easy

Created by

Edwin Mapfuwa

Used 4+ times

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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What two factors govern whether a collision between reacting particles will be effective?

orientation and potential energy 
kinetic energy and temperature 
kinetic energy and orientation 
potential energy and kinetic energy 

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Under the collision theory, the particles must collide with  ____ and ____ for a reaction to occur.

sufficient rate and sufficient energy
sufficient surface area and correct orientation
sufficient catalyst and sufficient energy
sufficent energy and correct orientation

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

More collisions correspond to a: 

Faster reaction rate  
Slower reaction rate
Constant reaction rate 
None of the above

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of the following is NOT a factor affecting reaction rate?

temperature
catalysts
particle size
polarity

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of the following factors increases only the effectiveness of collisions?

temperature
catalysts
concentration
particle size

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Reaction rate means...

amount of product formed
speed of reaction
concentration of reacting particles
combining reactants with products

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Decreasing the particle size increases the reaction rate because

It makes particles move faster
It increases the likelihood of collisions with the correct geometry
It decreases the surface area available to react
It increases the number of collisions

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