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硫及其化合物

> 将一定量的锌与100mL 18.5mol/L浓硫酸充分反应后，锌完全溶解，同时生成气体A 33.6L（标准状况）。将反应后的溶液稀释至1L，测得溶液的pH＝1，则下列叙述中错误的是( ) A．气体A为SO2和H2的混合物 B．气体A中SO2与H2的体积比为4:1 C．反应中共消耗Zn 97.5g D．反应中共转移电子3 mol

问题：

发布时间：2024-09-10

将一定量的锌与100mL 18.5mol/L浓硫酸充分反应后，锌完全溶解，同时生成气体A 33.6L（标准状况）。将反应后的溶液稀释至1L，测得溶液的pH＝1，则下列叙述中错误的是( )

A．气体A为SO₂和H₂的混合物 B．气体A中SO₂与H₂的体积比为4:1

C．反应中共消耗Zn 97.5g D．反应中共转移电子3 mol

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