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越稀越水解還是電離
越稀越水解還是電離
更新时间:2024-10-13 13:06:47

  1、其實越稀越電離,越稀也越水解,二者是可逆的。如果同時存在的話,就要用K電離×K水解=Kw(水的離子積)來解釋了。

  2、舉個例子:磷酸二氫鈣,酸式鹽,由于磷酸二氫根的電離大于水解就顯酸性,而碳酸氫鈉的堿性就是因為碳酸氫根的水解大于電離。

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