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如何配制硫酸亚铁溶液

更新时间: 2020-09-16 00:00:00     

硫酸亚铁溶于水后电离产生的亚铁离子具有较强的还原性,也能较大程度地发生水解反应。配置硫酸亚铁溶液不能直接向水中加硫酸亚铁固体溶解,正确的配制方法是:

1、向稀硫酸中加入硫酸亚铁固体,防止水解生成氢氧化亚铁;

2、溶解后,再加入少量还原铁粉,防止亚铁离子被溶解氧氧化。

关键词: 如何 配制 硫酸 溶液

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