Magnesium Reacting with Hydrochloric Acid

Mg + 2HCl → MgCl2 + H2

개요

Magnesium reacts vigorously with hydrochloric acid to produce magnesium chloride and hydrogen gas. The reaction is highly exothermic and proceeds rapidly with visible gas bubbles. Magnesium ribbon dissolves quickly with effervescence, and the solution becomes hot.

참여 물질

역할 물질 계수 상태
반응물 Magnesium Mg 1 (s)
반응물 Hydrochloric Acid HCl 2 (aq)
생성물 Hydrogen H 1 (g)

일상 속 예시

This reaction is used in chemistry labs to demonstrate the reactivity of metals with acids, producing hydrogen gas that pops when tested with a burning splint.

산업적 중요성

마그네슘 합금 산세 및 표면 처리의 기본 반응입니다. 수소 발생 에너지 저장 장치(마그네슘-물 반응) 연구에도 활용됩니다.

성질

유형
Single Replacement
가역 반응
아니오
에너지
발열
ΔH
-462.0 kJ/mol

관련 반응

Aluminum Reacting with Iron(III) Oxide (Thermite) Chlorine Displacing Iodine from Potassium Iodide Magnesium Reacting with Steam Lithium Reacting with Water Aluminum Reacting with Hydrochloric Acid Aluminum Reducing Chromium Oxide (Aluminothermic) Iron Reacting with Hydrochloric Acid Iron Displacing Copper from Copper Sulfate Zinc Displacing Copper from Copper Sulfate Fluorine Displacing Chlorine from Sodium Chloride

Frequently Asked Questions

What is the equation for Magnesium Reacting with Hydrochloric Acid?
The balanced equation is: Mg + 2HCl → MgCl₂ + H₂.
What type of reaction is Magnesium Reacting with Hydrochloric Acid?
Magnesium Reacting with Hydrochloric Acid is a single replacement reaction.
Is Magnesium Reacting with Hydrochloric Acid exothermic or endothermic?
Magnesium Reacting with Hydrochloric Acid is exothermic (releases energy). The enthalpy change (ΔH) is -462.0 kJ/mol.