Question

The following mechanism has been proposed for the thermal decomposition of acetaldehyde (ethanal). (8)a) CH3CHO →∙CH3 + CHOb) ∙CH3 +CH3CHO → CH4 + ∙CH2CHOc) CH2CHO → CO + ∙CH3d) ∙CH3 + ∙CH3 → CH3CH3Find the expression of the rate of formation of methane and the rate of disappearance of acetaldehyde

          The following mechanism has been proposed for the thermal decomposition of acetaldehyde (ethanal). (8)a) CH3CHO →∙CH3 + CHOb) ∙CH3 +CH3CHO → CH4 + ∙CH2CHOc) CH2CHO → CO + ∙CH3d) ∙CH3 + ∙CH3 → CH3CH3Find the expression of the rate of formation of methane and the rate of disappearance of acetaldehyde

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Physical Chemistry: A Molecular Approach

Donald A. McQuarrie, John D. Simon 1st Edition

Chapter 27

Instant Answer

Solved by Expert Nicole Smina

Step 1

Step 1: Understand the mechanism The mechanism for the thermal decomposition of acetaldehyde (CH3CHO) involves four steps: a) CH3CHO → ∙CH3 + CHO (Initiation step) b) ∙CH3 + CH3CHO → CH4 + ∙CH2CHO (Propagation step) c) CH2CHO → CO + ∙CH3 (Propagation step) d) ∙CH3 Show more…

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The following mechanism has been proposed for the thermal decomposition of acetaldehyde (ethanal). (8)a) CH3CHO →∙CH3 + CHOb) ∙CH3 +CH3CHO → CH4 + ∙CH2CHOc) CH2CHO → CO + ∙CH3d) ∙CH3 + ∙CH3 → CH3CH3Find the expression of the rate of formation of methane and the rate of disappearance of acetaldehyde