游客
题文

表示下列反应的离子方程式正确的是

A.醋酸溶液与氢氧化钠溶液反应:H+OH= H2O
B.盐酸与碳酸钙反应:CO32+2H= CO2↑+H2O
C.向氯化亚铁溶液中通入氯气:2Fe2++ Cl2 = 2Fe3++2Cl
D.铁和稀硝酸的反应: Fe+2H= Fe2+H2
科目 化学   题型 选择题   难度 中等
知识点: 热化学方程式
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