51问答网 > 设计一个简单实验,验证Cl 离子和Br离子的还原性

设计一个简单实验,验证Cl 离子和Br离子的还原性

2025-03-16 12:46:22
推荐回答（3个）
回答1：

向溴化钠中通氯气,溶液变为橙色(溴水的颜色)
离子反应为2Br-+Cl2=Br2+2Cl-
则由此看出,溴离子的还原性强

回答2：

AgCl(aq)里加Br-沉淀

回答3：

愚者老林 回答的是对的。
根据Cl2可以置换Br2从颜色的变化来加以验证。

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