24.乙醛热分解反应的主要机理如下:-|||-(H)_(3)CHOxrightarrow ({K)_(1)}C(H)_(3)+CHO-|||-(H)_(3)+C(H)_(3)CHOxrightarrow ({K)_(2)}C(H)_(4)+C(H)_(3)CO-|||-(H)_(3)COxrightarrow ({K)_(3)}C(H)_(3)+CO-|||-(H)_(3)+C(H)_(3)xrightarrow ({k)_(4)}(C)_(2)(H)_(6)-|||-试推导:(1)用甲烷的生成速率表示的速率方程;(2)表观活化能Ea的表达式。-|||-(1)-|||-(2)-|||-(3)-|||-(4)

24.在间歇反应器中等温下进行下列反应-|||-(H)_(3)+C(H)_(3)OHxrightarrow ({K)_(1)}C(H)_(3)N(H)_(2)+

试给出经臭氧化、锌粉水解后生成下列产物的烯烃的结构。(1)CH3CHO和HCHO (2) (H)_(3)C(H)_(2)-C-C(H)_(3) 和 (H)_(3

练习11.12完成下列反应式:-|||-(1) (H)_(3)CH=!=!= CHC(H)_(2)C(H)_(2)CHO- NaBH4-|||-(2) (H)_

下列各化合物能与HC N加成的是-|||- .(H)_(3)((C{H)_(2))}_(2)CHO-|||-=0-|||-C C6H5CHO-|||-0-|

写出下列反应的主要产物:-|||-(1) (H)_(3)-C(H)_(2)-CH=CH-C(H)_(3)+HClarrow C(H)_(3)C(H)_(2)CH

(H)_(3)COC(H)_(2)C(H)_(3)+(H)_(2)N-OHarrow b. _(3)CCHO+(H)_(2)Oarrow -|||-C. (H

7.完成下列反应式。-|||-(1) (H)_(2)=CH-C(H)_(2)=C(H)_(2)+C(H)_(3)=CH-CHOxrightarrow (Delt

3.写出下列反应的主要产物。-|||-(1) 0 HCN H2O-|||-CH3-|||-()-|||-(2) (H)_(3)-C-H+C(H)_(3)C(H)

(三)完成下列反应式:-|||-CH3-|||-(1) (H)_(3)C(H)_(2)C=!=!= C(H)_(2)+HClarrow -|||-(2) _(3

10-8 完成下列转化:-|||-O COOH-|||-(1)-|||-0 O-|||-(2) (H)_(3)C-C(H)_(2)Br OH-|||-(3) →