Aluminum Reacting with Hydrochloric Acid

2Al + 6HCl → 2AlCl₃ + 3H₂

Tổng quan

Aluminum reacts with hydrochloric acid to produce aluminum chloride and hydrogen gas. The reaction requires the initial dissolution of the protective aluminum oxide layer, after which it proceeds vigorously. The reaction generates significant heat and rapid hydrogen evolution.

Người tham gia

Vai trò	Chất	Hệ số	Trạng thái
Chất phản ứng	Aluminum Al	2	(s)
Chất phản ứng	Hydrochloric Acid HCl	6	(aq)
Sản phẩm	Hydrogen H	3	(g)

Ví dụ thực tế

Aluminum foil dissolving in muriatic acid (hydrochloric acid) demonstrates this reaction, though it should only be done with proper safety equipment.

Tầm quan trọng công nghiệp

Aluminum chloride is an important Lewis acid catalyst used in Friedel-Crafts reactions in organic chemistry and petroleum refining.

Tính chất

Loại: Single Replacement
Thuận nghịch: Không
Năng lượng: Tỏa nhiệt
ΔH: -1049,0 kJ/mol

Phản ứng liên quan

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Frequently Asked Questions

What is the equation for Aluminum Reacting with Hydrochloric Acid?

The balanced equation is: 2Al + 6HCl → 2AlCl₃ + 3H₂.

What type of reaction is Aluminum Reacting with Hydrochloric Acid?

Aluminum Reacting with Hydrochloric Acid is a single replacement reaction.

Is Aluminum Reacting with Hydrochloric Acid exothermic or endothermic?

Aluminum Reacting with Hydrochloric Acid is exothermic (releases energy). The enthalpy change (ΔH) is -1049.0 kJ/mol.