下列反应的离子方程式正确的是[ ] A.氯化亚铁溶液中通入氯气:Fe2++Cl2

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问题:

下列反应的离子方程式正确的是   [ ]

A.氯化亚铁溶液中通入氯气:Fe2++Cl= Fe3++2Cl-

B.铜与稀硝酸反应:Cu +4H++2NO3-=Cu2++2NO2↑+2H2O

C.盐酸滴入氨水中:H+OH= H2O

D.氯气通入二氧化硫溶液中:Cl2+SO2+2H2O = 4H+SO42-+2Cl-

考点:离子方程式
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A.罚款

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C.要求施工单位暂时停工

D.要求施工单位停业整顿

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