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工业上如何制取镁单质

更新时间: 2020-09-27 00:00:00     

工业上制取镁单子步骤如下:

1、将海水倒入沉淀槽中,加入过量的氢氧化钙与氯化镁发生化学反应,生成氢氧化镁沉淀和氯化钙;

2、将溶液蒸发,再加入过量的盐酸溶液,得到氯化镁和水;

3、将溶液蒸发,将氯化镁在熔融状态下电解,得到氯气与金属镁。

关键词: 工业 如何 制取 单质

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