天气预报 > 其他 > 浓硝酸与铁粉在室温下反应吗
浓硝酸与铁粉在室温下反应吗
更新时间: 2020-09-24 00:00:00  

1、浓硝酸在常温下和铁发生反应时,生成致密的氧化物,阻碍反应的进行,称为钝化;

2、浓硝酸在常温下和铁粉的反应面积大,又因反应会放热,所以相当于给反应加热,因此反应可以进行。

关键词: 硝酸 室温 反应

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