天气预报 > 其他 > 硫酸和硝酸的区分用眼睛看.
硫酸和硝酸的区分用眼睛看.
更新时间: 2020-06-29 00:00:00  

1、晃动瓶身,若呈粘稠如油状则是硫酸,若呈水状则是硝酸,也可打开瓶盖,若有白雾产生且有刺激性气味则是硝酸,若无现象则是硫酸。

2、普通硫酸无挥发性,而硝酸则具有较强的挥发性。

3、可以将二者加热观察,硝酸加热易分解,但硫酸不分解。

4、硫酸密度较大,此外,硫酸无刺激性气味,硝酸则有刺激性气味。

关键词: 硫酸 硝酸 区分 眼睛

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