Chemical Kinetics Quiz
Authored by Solomon Yayeh
Chemistry
University
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39 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the branch of physical chemistry that deals with the speed of chemical reactions?
Thermodynamics
Quantum chemistry
Chemical kinetics
Electrochemistry
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following factors does NOT influence the rate of a chemical reaction?
Concentration
Temperature
Catalyst
Pressure
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the rate of reaction expressed as?
Change in volume
Decrease in concentration of reactants
Increase in temperature
Increase in pressure
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the reaction A → B, how is the rate of reaction defined?
-d[A]/dt
d[B]/dt
None of the above
Both -d[A]/dt and d[B]/dt
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the units of rate for a chemical reaction?
mole/litre hour
mole/litre min
mole/litre sec
mole/litre
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following statements is true regarding the rate of a chemical reaction?
It is always negative
It can be negative or positive
It is always positive
It can be zero
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What effect does increasing temperature generally have on the rate of a chemical reaction?
Decreases the rate
Increases the rate
Halves the rate
No effect
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