Aluminum Hydroxide and Hydrochloric Acid

Al(OH)3 + 3HCl → AlCl3 + 3H2O

概述

Aluminum hydroxide, an amphoteric hydroxide, dissolves in hydrochloric acid to form aluminum chloride and water. This demonstrates the basic character of aluminum hydroxide. The same compound also dissolves in sodium hydroxide, showing its amphoteric nature.

参与者

角色 物质 系数 状态
反应物 Aluminum Hydroxide Al(OH)₃ 1 (s)
反应物 Hydrochloric Acid HCl 3 (aq)
产物 Water H₂O 3 (l)

日常示例

Aluminum hydroxide is used in antacid formulations (like Maalox) where it neutralizes stomach acid via this reaction.

工业重要性

氢氧化铝是一种重要的工业化学品,用于水净化、抗酸剂、阻燃剂以及作为氧化铝的前驱体。

属性

类型
Double Replacement
可逆
否
能量
放热
ΔH
-170.0 kJ/mol

相关反应

Ammonia and Hydrochloric Acid (White Smoke) Calcium Carbonate and Hydrochloric Acid Calcium Chloride and Sodium Carbonate Barium Chloride and Sodium Sulfate Precipitation Calcium Hydroxide and Carbon Dioxide (Limewater Test) Sodium Hydroxide and Iron(III) Chloride (Rust Color) Sodium Hydroxide and Hydrochloric Acid Neutralization Potassium Hydroxide and Sulfuric Acid Sodium Carbonate and Hydrochloric Acid Iron(III) Chloride and Sodium Hydroxide

Frequently Asked Questions

What is the equation for Aluminum Hydroxide and Hydrochloric Acid?
The balanced equation is: Al(OH)₃ + 3HCl → AlCl₃ + 3H₂O.
What type of reaction is Aluminum Hydroxide and Hydrochloric Acid?
Aluminum Hydroxide and Hydrochloric Acid is a double replacement reaction.
Is Aluminum Hydroxide and Hydrochloric Acid exothermic or endothermic?
Aluminum Hydroxide and Hydrochloric Acid is exothermic (releases energy). The enthalpy change (ΔH) is -170.0 kJ/mol.