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离子方程式：硫酸铜溶液中加入氢氧化钡溶液

2025-03-16 03:28:58

推荐回答（1个）

回答1：

1.Cu2+
+SO42-
+Ba2+
+2OH－＝＝＝Cu(OH)2+BaSO4
两个都沉淀
2.2OH-
+Mg2+=====Mg（OH）2沉淀
先把化学方程试写出来
再把原料和成分的离子拆开
（沉淀
水
气体
不能拆）
把2边相同的约掉
就可以了

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