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NaOH和KOH谁的碱性强些
更新时间: 2020-10-02 00:00:00  

具体如下:

1、氢氧化钾的碱性比氢氧化钠的碱性强。前提条件是碱的碱性强弱与碱的电离程度有关。对于氢氧化钠和氢氧化钾都是完全电离的强碱来说,可以用金属活泼性来判断,即越活泼的金属,对应的氢氧化物碱性越强。

2、溶液的碱性强弱是由氢氧根离子浓度大小决定的,氢氧根离子浓度越大碱性越强。摩尔浓度相同的氢氧化钠溶液与氢氧化钾溶液的碱性是相同的。

关键词: naoh koh 碱性

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