製備
大部分無水物可以通過加熱、乾燥等方式將水去除,如氯化鈷的六水合物、硫酸銅的五水合物均可以通過加熱得到無水物。而一些水合物在單獨加熱的時候會發生水解或分解,這時就需要藉助於化學反應,如:
- FeCl3·6H2O + SOCl2 → FeCl3 + HCl↑ + SO2 ↑
參考文獻
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