绪 论1.1在银催化剂上进行甲醇氧化为甲醛的反应:(H)_(3)OH+(O)_(2)arrow 2HCHO+2(H)_(2)O(H)_(3)OH+(O)_(2)arrow 2HCHO+2(H)_(2)O进入反应器的原料气中,甲醇:空气:水蒸气=2:4:1.3(摩尔比),反应后甲醇的转化率达72%,甲醛的收率为69.2%。试计算(1)(1) 反应的选择性;(2)(2) 反应器出口气体的组成。

绪论1.1在银催化剂上进行甲醇氧化为甲醛的反应:(H)_(3)OH+(O)_(2)arrow 2HCHO+2(H)_(2)O(H)_(3)OH+(O)_(2)a

绪 论1。1在银催化剂上进行甲醇氧化为甲醛的反应:(H)_(3)OH+(O)_(2)arrow 2HCHO+2(H)_(2)O(H)_(3)OH+(O)_(2

在银催化剂上进行甲醇氧化为甲醛的反应：(H)_(3)OH+(O)_(2)arrow 2HCHO+2(H)_(2)O-|||-(H)_(3)OH+3(O)_(2)

在银催化剂上进行甲醇氧化为甲醛的反应:(H)_(3)OH+(O)_(2)arrow 2HCHO+2(H)_(2)O-|||-(H)_(3)OH+3(O)_(2)

在银催化剂上进行乙烯氧化反应：(C)_(2)(H)_(4)+(O)_(2)arrow 2(C)_(2)(H)_(4)O-|||-化作 (A)+((B)_(2))

14.写出下列反应的机理:-|||-(1) O O-|||-O-|||-+C(H)_(2)(N)_(2)arrow □-|||-(2)-|||-OH (O)_

预测下列亲核取代反应哪些可以进行,哪些不能进行,并说明理由。-|||-(1) (H)_(3)C(H)_(2)OH+(I)^-arrow C(H)_(3)C(H)

氨接触氧化的主、副反应为-|||-(H)_(3)+5(O)_(2)=4NO+6(H)_(2)O+Q (主反应)-|||-(H)_(3)+3(O)_(2)=!=!

[单选题]C6H5NO2+4H2O+6Fe（OH）2→（）+6Fe（OH）3↓。A . C6H5NB . C6H5NOC . C6H5NHD . C6H5NH2

_(2)(H)_(5)OH(g)+(H)_(2)O(g)=2(H)_(2)(g)+C(H)_(2)COOH(g) Delta (H)_(1) K-|||-Ⅱ