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化学高中沉淀口诀

更新时间: 2020-08-16 00:00:00     

化合价口诀:

一价氢氯钾钠银,二价氧钙钡镁锌;三铝四硅五氮磷,二三铁二四碳;二四六硫都齐,全铜以二价最常见。

金属活动性顺序表:钾钙钠镁铝、锌铁锡铅氢、铜汞银铂金。

盐的溶解性:钾钠铵硝皆可溶,盐酸盐不溶银亚汞;硫酸盐不溶钡和铅,碳磷酸盐多不溶;多数酸溶碱少溶,只有钾钠铵钡溶。

关键词: 化学 高中 沉淀 口诀

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