离子方程式氯化铵与硝酸银
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离子方程式氯化铵与硝酸银
英文回答:
I have learned about the ionic equation between ammonium chloride and silver nitrate. When these two compounds react, a double replacement reaction occurs, resulting in the formation of silver chloride and ammonium nitrate. The balanced equation for this reaction is as follows:
2 NH4Cl + AgNO
3 → 2 AgCl + 2 NH4NO3。
In this equation, the silver cation (Ag+) from silver nitrate combines with the chloride anion (Cl-) from ammonium chloride to form silver chloride (AgCl). Similarly, the ammonium cation (NH4+) from ammonium chloride combines with the nitrate anion (NO3-) from silver nitrate to form ammonium nitrate (NH4NO3).
The resulting products, silver chloride and ammonium
nitrate, are both soluble in water. However, silver
chloride is only slightly soluble, meaning that it will precipitate out of the solution as a solid. This is due to the low solubility product constant (Ksp) of silver chloride. On the other hand, ammonium nitrate remains dissolved in the solution.
To illustrate this reaction, let's imagine a scenario where I have a solution of ammonium chloride and silver nitrate. I mix the two solutions together and observe the reaction. As the reaction takes place, I notice the formation of a white precipitate, which is silver chloride. At the same time, the solution becomes slightly acidic due to the presence of ammonium ions.
Now, let's move on to the 中文回答.
中文回答:
我学到了氯化铵和硝酸银之间的离子方程式。
当这两种化合物反应时,会发生双置换反应,生成氯化银和硝酸铵。
这个反应的平衡方程式如下:
2 NH4Cl + AgNO
3 → 2 AgCl + 2 NH4NO3。
在这个方程式中,硝酸银中的银阳离子(Ag+)与氯化铵中的氯阴离子(Cl-)结合形成氯化银(AgCl)。
同样地,氯化铵中的铵阳离子(NH4+)与硝酸银中的硝酸根离子(NO3-)结合形成硝酸铵(NH4NO3)。
生成的产物,氯化银和硝酸铵,都可以溶解在水中。
然而,氯化银只能稍微溶解,意味着它会从溶液中沉淀出来形成固体。
这是由于氯化银的溶解度积常数(Ksp)较低所致。
另一方面,硝酸铵会保持溶解在溶液中。
为了说明这个反应,让我们设想一个场景,我有一溶液中含有氯化铵和硝酸银。
我将这两种溶液混合在一起,观察反应的进行。
当反应发生时,我注意到会生成一个白色沉淀物,那就是氯化银。
与此同时,由于铵离子的存在,溶液变得稍微酸性。
以上是关于氯化铵和硝酸银之间离子方程式的回答。
通过这个回答,我希望能够清楚地解释这个化学反应的过程和产物形成。