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氢氧化钠和氯化钙能反应吗

更新时间: 2020-10-31 00:00:00     

氢氧化钠和氯化钙能反应。其中氢氧化钙过饱和析出,发生复反应。复分析反应的条件:有气体、沉淀或弱电解质生成。反应原理是根据氢氧化钙是微溶物,溶解度较小。CaCl2+2NaOH=2NaCl+Ca(OH)2(沉淀)。氢氧化钙析出与浓度商(Qc)与该温度下氢氧化钙的溶度积(Ksp)的大小有关。

关键词: 氢氧化钠 氯化钙 反应

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