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This quiz contains multiple-choice problems on rate laws, stoichiometry definitions, reaction order, elementary rate law, reversible reactions rate laws, constant–volume batch reaction systems, stoichiometry of batch and flow systems, batch and flow systems concentrations equations.
It was Arrhenius who first suggested the temperature dependence of the rate constant. True or false?
True
False
Value of m to obtain the collision theory relation for temperature dependency of rate constant is
1
0
-1
0.5
The reaction rate of a bimolecular reaction at 300K is 10 times the reaction rate at 150K. Calculate the activation energy using collision theory.
4928 J/mol
5164 J/mol
3281 J/mol
1296 J/mol
Hydrogenation of oil is an example of a/an __ reactor.
Homogeneous
Heterogeneous
Autocatalytic
Insufficient data
Molecularity refers to an elementary reaction. True or false?
True
False
Molecularity is __ value, and order is __ value.
an integer, a fractional
a fractional, an integer
both fractional
both integers
Determine the relative rate for the given reaction:
2A + 9B → 7C + 4D
–rA = -9rB = 7rC = –4rD
–rA = -rB/9 = rC/7 = rD/4
–rA = -rB/9 = 7rC = 4rD
–rA = 9rB = -7rC = –4rD
The units of the rate constant of nth order is
time^(-1)
concentration^(n-1)
time^(-1) concentration^(1-n)
time^(-1) concentration^(n-1)
The reaction corresponding to stoichiometric equation is called
Non-elementary
Elementary
Heterogeneous
Homogeneous
The rate constant for a first-order reaction depends on
Pressure
Temperature
Concentration
Time
The overall reaction order for A + B → C + D is two. It implies that
The reaction may be non-elementary and molecularity is two
The reaction may be elementary and molecularity is two
The reaction is non-elementary and molecularity is two
The reaction is elementary and molecularity is two
Which theory is the basis for Arrhenius equation?
Collision theory
Kinetic theory of gases
Ideal gas law
Charles’s and Boyle’s law
The overall order of reaction for –rA = kC{A}^0.7C{B}^1.3 is
0
1
2
3
What are the units for constants 6 and 1670 of the reaction -r{A} = (1670[A][Po]/(6+C{A})).[kmol/ml.hr]?
kmol/mL
1/hr and 1/hr
kmol and kmol
Data insufficient
