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Home > Wen Yuan (Primary School Edition) > 2020 No.11 > 实验现制偏铝酸钠溶液制备氢氧化铝

  • 实验现制偏铝酸钠溶液制备氢氧化铝

    Author(s)：

    付咏菊 杨桂华

    Publication Title：

    Wen Yuan (Primary School Edition) 2020 No.11

    Affiliations：

    四川省通江中学 四川 巴中 636700

    Abstract：

    Al（OH）3作为难溶的两性氢氧化合物，可通过可溶性偏铝酸盐溶液制备Al（OH）3沉淀。在无偏铝酸钠的情况下，取铝和氢氧化钠溶液反应后的上层清液，向其缓慢滴加较稀浓度的盐酸溶液，能够产生氢氧化铝沉淀。

    Keywords：

    Al（OH）3；浓氢氧化钠溶液；过量Al片；偏铝酸钠溶液

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    [1] 付咏菊,杨桂华.实验现制偏铝酸钠溶液制备氢氧化铝[J].Wen Yuan (Primary School Edition),2020(11),.

文渊(小学版)
Wen Yuan (Primary School Edition)

Language: 中文

CN：11-9274/G

ISSN：2096-6261

Publication Frequency: 月刊

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