One possible mechanism for the decomposition of ethane, C2H6, into ethylene, C2H4, and hydrogen, C2H6 → C2H4 + H2 includes the following steps. (1) C2H6 → 2CH3• (2) CH3• + C2H6→ CH4 + C2H5• (3) C2H5• → Č2H4+ H• (4) H• + C2H6 → C2H5• + H2 (5) H• + C2H5•→ C2H6

Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter11: Rate Of Reaction
Section: Chapter Questions
Problem 89QAP
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One possible mechanism for the decomposition of ethane, C2H6, into ethylene, C2H4, and hydrogen,
C2H6 → C2H4 + H2
includes the following steps.
(1) C2H6 → 2CH3•
(2) CH3• + C2H6→ CH4 + C2H5•
(3) C2H5• → Č2H4+ H•
(4) H• + C2H6 → C2H5• + H2
(5) H• + C2H5•→ C2H6
Transcribed Image Text:One possible mechanism for the decomposition of ethane, C2H6, into ethylene, C2H4, and hydrogen, C2H6 → C2H4 + H2 includes the following steps. (1) C2H6 → 2CH3• (2) CH3• + C2H6→ CH4 + C2H5• (3) C2H5• → Č2H4+ H• (4) H• + C2H6 → C2H5• + H2 (5) H• + C2H5•→ C2H6
(b)
Which are propagation steps?
O Step (5)
O Step (4)
O Step (1)
Step (2)
O Step (3)
(c)
Which is the termination step?
Transcribed Image Text:(b) Which are propagation steps? O Step (5) O Step (4) O Step (1) Step (2) O Step (3) (c) Which is the termination step?
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