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哪些金属氧化会变黑
更新时间: 2020-09-24 00:00:00  

氧化变黑的金属有铜、银和铁:

1、铜的黑色氧化物是氧化铜,氧化铜有吸湿性,能溶于强酸和强碱,可用于作供氧剂和催化剂;

2、银的黑色氧化物是氧化银,氧化银不溶于水,易溶于酸和氨水,主要用于电子工业和有机合成;

3、铁的黑色氧化物是氧化亚铁,不溶于水,易溶于酸,可用作色素。

关键词: 哪些 金属 氧化

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