Below is a proposed mechanism for the formation of HI from I2 and H2.____ 4. Which of the following molecules is an intermediate? Choose the best answer. A. H2 B. I– C. H2I D. I– and H2I E. HI ____ 5. You are trying to show that the rate law for this proposed mechanism matches an experimentally determined one. What is the expression for koverall or k’ for the proposed mechanism? Give your answer in the #5 blank. ____ 6. If this is a valid mechanism, what is the overall reaction order? A. 0 B. 1 C. 2 D. 3 E. 6 I2 --> 2I– (aq) fast, reversible I– (aq) + H2 (g) --> H2I(aq) fast, reversible H2I (aq) + I–(aq) 2HI (aq) slow
Below is a proposed mechanism for the formation of HI from I2 and H2.____ 4. Which of the following molecules is an intermediate? Choose the best answer. A. H2 B. I– C. H2I D. I– and H2I E. HI ____ 5. You are trying to show that the rate law for this proposed mechanism matches an experimentally determined one. What is the expression for koverall or k’ for the proposed mechanism? Give your answer in the #5 blank. ____ 6. If this is a valid mechanism, what is the overall reaction order? A. 0 B. 1 C. 2 D. 3 E. 6 I2 --> 2I– (aq) fast, reversible I– (aq) + H2 (g) --> H2I(aq) fast, reversible H2I (aq) + I–(aq) 2HI (aq) slow
Physical Chemistry
2nd Edition
ISBN:9781133958437
Author:Ball, David W. (david Warren), BAER, Tomas
Publisher:Ball, David W. (david Warren), BAER, Tomas
Chapter20: Kinetics
Section: Chapter Questions
Problem 20.75E: A proposed mechanism for the gas-phase chlorination of methane is...
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Below is a proposed mechanism for the formation of HI from I2 and H2.____ 4. Which of the following molecules is an intermediate? Choose the best answer.
A. H2
B. I–
C. H2I
D. I– and H2I
E. HI
____ 5. You are trying to show that the rate law for this proposed mechanism matches an experimentally
determined one. What is the expression for koverall or k’ for the proposed mechanism?
Give your answer in the #5 blank.
____ 6. If this is a valid mechanism, what is the overall reaction order?
A. 0
B. 1
C. 2
D. 3
E. 6
I2 --> 2I– (aq) fast, reversible
I– (aq) + H2 (g) --> H2I(aq) fast, reversible
A. H2
B. I–
C. H2I
D. I– and H2I
E. HI
____ 5. You are trying to show that the rate law for this proposed mechanism matches an experimentally
determined one. What is the expression for koverall or k’ for the proposed mechanism?
Give your answer in the #5 blank.
____ 6. If this is a valid mechanism, what is the overall reaction order?
A. 0
B. 1
C. 2
D. 3
E. 6
I2 --> 2I– (aq) fast, reversible
I– (aq) + H2 (g) --> H2I(aq) fast, reversible
H2I (aq) + I–(aq) 2HI (aq) slow
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