摘要:9.下列反应中.氧化剂与还原剂物质的量的关系为1∶2的是 ( ) A.N2O+4H2==2NH3+H2O B.2CH3COOH+Ca(ClO)2==2HClO+Ca(CH3COO)2 C.I2+2NaClO3==2NaIO3+Cl2 D.4HCl(浓)+MnO2MnCl2+Cl2↑+2H2O
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