填空題生產(chǎn)中加氫轉(zhuǎn)化器內(nèi)的反應(yīng)及副反應(yīng)均為,在操作中應(yīng)控制好觸媒層()??捎茫ǎ┛刂?。

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2.單項(xiàng)選擇題下列不屬于鐵鉬觸媒對(duì)有機(jī)硫及烯烴的轉(zhuǎn)化反應(yīng)的是()

A.RSR`+2H2===RH+R`H+H2S
B.CS2+4H2===CH4+2H2S
C.C4H4S+4H2===C4H10+H2
D.CO+H2O===CO2+H2

3.單項(xiàng)選擇題氧化鐵對(duì)硫化氫的吸收反應(yīng)為()

A.Fe3O4+H2+H2S===3FeS+4H2O
B.Fe3O4+H2+3H2S===3FeS+4H2O
C.Fe3O4+H2+3H2S===FeS+4H2O
D.Fe3O4+2H2+3H2S===3FeS+4H2O

4.單項(xiàng)選擇題氧化鋅對(duì)硫化氫的吸收反應(yīng)為()

A.H2S+ZnO===ZnS+H2O
B.H2S+2ZnO===2ZnS+H2O
C.2H2S+ZnO===ZnS+H2O
D.H2S+ZnO===ZnS+2H2O

5.單項(xiàng)選擇題入工段焦?fàn)t氣O2含量()

A.≤0.3%
B.≤0.5%
C.≤0.6%
D.≤0.05%