Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter13: Chemical Kinetics
Section: Chapter Questions
Problem 13.23QE: Nitrogen monoxide reacts with chlorine to form nitrosyl chloride. NO(g)+12Cl2(g)NOCl(g) The figure...
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Question
Answer Q7, 8, 9
![What is the overal order of the reaction?
11.
A) 0
C) 3
In a study of the rate of reaction
X(aq) + Y(aq) > Z(aq), solution
containing different initial concentrations of
X and Y were allowed to react. The time taken
for concentration of Z to reach a certain level
was measured. The results are shown below
7.
B) 1
D) 2
The graph below shows the variation of enerov
against reaction path for an exathermic reaction
Time
Initial [X]
moll
Initial [Y]
moll
Energy
taken s
0.1
0.1
161
0.1
0.2
80
Reactant
54
0.1
0.2
0.3
0.1
39
0.3
0.1
18
Podut
The right expression for the rate of reaction in
terms of concentration of X and Y ia
A) Rate = K[X][Y]
B) Rate = K[X] [YP
C) Rate = K [XF M
D) Rate = K (X] IYP
Reaction path
12. Which of the letters A to C represents the
activation energy for the reaction?
Questions 13 and 14
Z, the rate is
For the reaction X + 2Y
quadrupled when (X] is doubled and [Y] is kept
constant. It is doubled when [Y] is doubled and
[XI in kept constant.
Questions a and 9
The preparation of ethylbromide from
elhanol is thought to proceed by the
following mechanism
8.
13. The right rate expression for the reaction is
A) Rate = K[Y]X
B) Rate = K [YP [X]
C) Rate = K[YTIXI
D) Rate = K[XTY
) CH CH-OH-
H'
Fast
>CH,CH,-OH step I
ii) CH,-CH-OH +Br S CH,-CH-OH step I
i) CH,-CH,-OH: CH,CH,Br +H,O; step II
14. What will be the effect on the rate of the
reaction when [X] is halved while [Y] in kept
constant?
Br
Which step(s) is the rate determining step?
A) Steps I and II
C) Steps II and II
A) Rate of reaction is halved
B) Rate of reaction is multiplied by a quarter
C) Rate of reaction is squared
D) Rate of reaction is quadrupled.
B) Steps Il only
D) Step I only
9.
State the order of the reaction
A) 2
C) 0
B) 1
D) none of the above.
15. The table below gives some data concerning
a reaction belween two compounds A and B.
Questions 10 and 11
Concentration of
Rate of
The rate of the reaction
A and B (moldm)
Reaction
CH Br + OH
directly proportional to the concentration of
bromo methane and hydroxyl ln.
-> CH OH + Br is
B
12
15
36
10
24
10. An expression for the rate of the reaction is;
A) Rate = K (CH, Br (OH]
B) Rate = K [CH Br]" [OH]
C) Rate = K [CH,Br [OH)
D) Rate = K [CH Br [OH]
The partial order of the reaction with respect to
compound A is
A) 3
C) 2
B) 1
D) 0
160](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5a6d9c67-6f13-49d2-ac4d-2d996f90a88b%2F7b383b95-655e-4fef-a4fe-624a05715a8a%2F9e1owv_processed.jpeg&w=3840&q=75)
Transcribed Image Text:What is the overal order of the reaction?
11.
A) 0
C) 3
In a study of the rate of reaction
X(aq) + Y(aq) > Z(aq), solution
containing different initial concentrations of
X and Y were allowed to react. The time taken
for concentration of Z to reach a certain level
was measured. The results are shown below
7.
B) 1
D) 2
The graph below shows the variation of enerov
against reaction path for an exathermic reaction
Time
Initial [X]
moll
Initial [Y]
moll
Energy
taken s
0.1
0.1
161
0.1
0.2
80
Reactant
54
0.1
0.2
0.3
0.1
39
0.3
0.1
18
Podut
The right expression for the rate of reaction in
terms of concentration of X and Y ia
A) Rate = K[X][Y]
B) Rate = K[X] [YP
C) Rate = K [XF M
D) Rate = K (X] IYP
Reaction path
12. Which of the letters A to C represents the
activation energy for the reaction?
Questions 13 and 14
Z, the rate is
For the reaction X + 2Y
quadrupled when (X] is doubled and [Y] is kept
constant. It is doubled when [Y] is doubled and
[XI in kept constant.
Questions a and 9
The preparation of ethylbromide from
elhanol is thought to proceed by the
following mechanism
8.
13. The right rate expression for the reaction is
A) Rate = K[Y]X
B) Rate = K [YP [X]
C) Rate = K[YTIXI
D) Rate = K[XTY
) CH CH-OH-
H'
Fast
>CH,CH,-OH step I
ii) CH,-CH-OH +Br S CH,-CH-OH step I
i) CH,-CH,-OH: CH,CH,Br +H,O; step II
14. What will be the effect on the rate of the
reaction when [X] is halved while [Y] in kept
constant?
Br
Which step(s) is the rate determining step?
A) Steps I and II
C) Steps II and II
A) Rate of reaction is halved
B) Rate of reaction is multiplied by a quarter
C) Rate of reaction is squared
D) Rate of reaction is quadrupled.
B) Steps Il only
D) Step I only
9.
State the order of the reaction
A) 2
C) 0
B) 1
D) none of the above.
15. The table below gives some data concerning
a reaction belween two compounds A and B.
Questions 10 and 11
Concentration of
Rate of
The rate of the reaction
A and B (moldm)
Reaction
CH Br + OH
directly proportional to the concentration of
bromo methane and hydroxyl ln.
-> CH OH + Br is
B
12
15
36
10
24
10. An expression for the rate of the reaction is;
A) Rate = K (CH, Br (OH]
B) Rate = K [CH Br]" [OH]
C) Rate = K [CH,Br [OH)
D) Rate = K [CH Br [OH]
The partial order of the reaction with respect to
compound A is
A) 3
C) 2
B) 1
D) 0
160
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