Magnesium Reacting with Sulfuric Acid

Mg + H2SO4 → MgSO4 + H2

概要

Magnesium reacts vigorously with dilute sulfuric acid to produce magnesium sulfate (Epsom salt) and hydrogen gas. The reaction is rapid with vigorous effervescence and considerable heat generation. Magnesium ribbon dissolves quickly.

参加者

役割 物質 係数 状態
反応物 Magnesium Mg 1 (s)
反応物 Sulfuric Acid H₂SO₄ 1 (aq)
生成物 Magnesium Sulfate MgSO₄ 1 (aq)
生成物 Hydrogen H 1 (g)

日常の例

Epsom salt (magnesium sulfate) used in bath soaks is the same compound produced by this acid-metal reaction.

産業上の重要性

硫酸マグネシウム（エプソム塩）は農業の土壌改良剤（マグネシウム・硫黄補給）、医薬品（下剤・産科用硫酸マグネシウム製剤）、繊維・革なめし・食品添加剤として広く利用される。

特性

タイプ
Single Replacement
可逆的
いいえ
エネルギー
発熱性
ΔH
-466.9 kJ/mol

関連する反応

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 Sulfuric Acid?
The balanced equation is: Mg + H₂SO₄ → MgSO₄ + H₂.
What type of reaction is Magnesium Reacting with Sulfuric Acid?
Magnesium Reacting with Sulfuric Acid is a single replacement reaction.
Is Magnesium Reacting with Sulfuric Acid exothermic or endothermic?
Magnesium Reacting with Sulfuric Acid is exothermic (releases energy). The enthalpy change (ΔH) is -466.9 kJ/mol.