Arrhenius Equation NEET Questions

Physical Chemistry - Chemical Kinetics

Arrhenius Equation MCQ Questions


13.
From slope of ln(k) vs 1/T plot, one can determine
A.
Activation energy
B.
Rate constant
C.
Gibbs free energy
D.
Enthalpy of reaction
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ANSWER :
A. Activation energy
14.
In the Arrhenius equation, the factor A is called:

NEET - 2017

A.
Activation energy
B.
Frequency factor
C.
Collision factor
D.
Threshold energy
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ANSWER :
B. Frequency factor
15.
Which factor does not affect the rate constant according to Arrhenius equation?

NEET - 2022

A.
Temperature
B.
Activation energy
C.
Concentration of reactants
D.
Pre-exponential factor
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ANSWER :
C. Concentration of reactants
16.
The slope of Arrhenius plot is equal to
A.
–Ea/R
B.
Ea/R
C.
–R/Ea
D.
Ea/RT
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ANSWER :
A. –Ea/R
17.
Arrhenius equation is represented by:

NEET - 2021

A.
k = A T e^(-Ea/RT)
B.
k = Ae^(Ea/RT)
C.
k = Ae^(-Ea/RT)
D.
k = A/T e^(-Ea/RT)
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ANSWER :
C. k = Ae^(-Ea/RT)
18.
What is the intercept of Arrhenius plot?
A.
A
B.
ln A
C.
ln k
D.
Ea
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ANSWER :
B. ln A