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Reaction Kinetics - 1
1.
If a reaction consists of several steps the __________ is the rate-determining step.
a) Specific rate constant
b) Steepest
c) Slowest step
d) Smaller
2.
The slope of the graph for the reactants or products is __________ at the beginning of the reaction.
a) Slowest step
b) Specific rate constant
c) Smaller
d) Steepest
3.
The ________ of reaction has units of concentration divided by time.
a) Three
b) Smaller
c) Rate
d) Zero
4.
As the time interval becomes_________ the average rate becomes closer to the instantaneous rate of the reaction.
a) Initial concentration.
b) May or may not be the same
c) Smaller
d) Order of reaction
5.
The ___________ of a reaction is the rate of reaction when the concentration of the reactant is unity.
a) Steepest
b) Smaller
c) Specific rate constant
d) Slowest step
6.
The sum of all the exponents to which the concentrations in a rate equation are raised is called_________.
a) May or may not be the same
b) Order of reaction
c) Specific rate constant
d) Smaller
7.
The sum of the exponents in the rate equation _________ as the sum of coefficients of reactants in the equation.
a) May or may not be the same
b) Three
c) Slowest step
d) Order of reaction
8.
For the reaction 2NO(g) + 2H
2
(g) 2H
2
O(g) + N
2
(g). The order of reaction is _____________.
a) One
b) Three
c) Zero
d) Four
9.
The reaction is _______ order if it is entirely independent of the concentration of reactants.
a) Zero
b) Three
c) Two
d) One
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