答案解析

查看更多优质解析解答一举报一.

Ba+O2(过量)=点燃=BaO2BaO2+H2SO4=低温=BaSO4+H2O2二.

2NH4HSO4=电解=(NH4)2S2O8(过二硫酸铵,

含一个过氧键)(阳极)+H2(阴极)(NH4)2S2O8+2H2SOO4+2NH4HSO4H2S2O8+H2O=H2SO5(过一硫酸,

含一个-O-O-H)+H2SO4H2SO5+H2O=H2SO4+H2O2总式为:(NH4)2S2O8+2H2O=H2SO4=2NH4HSO4+H2O2三.

乙基蒽醌法:H2+O2==2-乙基蒽醌·钯==H2O2当然现在又有其它制法,

如:CO+H2O+O2==[Pd(PPh3)4]Cl2(氯化四三苯膦合钯(Ⅱ))=CO2+H2O2

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