钝化铁铝硫酸硝酸
具体如下:
分别陈述 铁、铜、铝 与 稀硫酸、热浓硫酸、冷浓硫酸、热稀硝酸、冷稀硝酸
3×5=15个的反应.
我只认标号15个,要按我的顺序。
不好意思 说掉了
加上热浓硝酸 冷浓硝酸
人气:408 ℃ 时间:2020-03-28 22:53:45
解答
1、铁 与 稀硫酸、热浓硫酸、冷浓硫酸、热稀硝酸、冷稀硝酸、热浓硝酸、冷浓硝酸铁与稀硫酸:Fe + H2SO4 == FeSO4 + H2↑铁与热浓硫酸:2Fe + 6H2SO4(浓) =△= Fe2(SO4)3 + 3SO2↑ + 6H2OFe在冷浓硫酸中会钝化,方程...
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