Aluminum Hydroxide and Hydrochloric Acid

Al(OH)3 + 3HCl → AlCl3 + 3H2O

개요

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.

참여 물질

역할 물질 계수 상태
반응물 Aluminum Hydroxide Al(OH)₃ 1 (s)
반응물 Hydrochloric Acid HCl 3 (aq)
생성물 Water H₂O 3 (l)

일상 속 예시

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

산업적 중요성

수산화알루미늄은 수처리, 제산제, 난연제, 그리고 산화알루미늄의 전구체로 사용되는 중요한 산업용 화학물질입니다.

성질

유형
Double Replacement
가역 반응
아니오
에너지
발열
ΔH
-170.0 kJ/mol

관련 반응

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.