制备
大部分无水物可以通过加热、干燥等方式将水去除,如氯化钴的六水合物、硫酸铜的五水合物均可以通过加热得到无水物。而一些水合物在单独加热的时候会发生水解或分解,这时就需要借助于化学反应,如:
- FeCl3·6H2O + SOCl2 → FeCl3 + HCl↑ + SO2 ↑
参考文献
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