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熟石灰与水反应是吸热还是放热

更新时间: 2020-09-17 00:00:00     

熟石灰不与水发生反应。

生石灰与水会发生放热反应。生石灰学名为氧化钙,是一种无机化合物。其物理性质是表面有白色粉末,含有杂质时呈淡黄色或灰色,具有吸湿性。氧化钙为碱性氧化物,易从空气中吸收二氧化碳及水分。与水反应生成氢氧化钙并产生大量热,有腐蚀性。其放热现象为溶液发生沸腾、浑浊。

关键词: 熟石灰 反应 吸热 还是 放热

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