Magnesium Reacting with Sulfuric Acid

Mg + H2SO4 → MgSO4 + H2

概述

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.

参与者

角色 物质 系数 状态
反应物 Magnesium Mg 1 (s)
反应物 Sulfuric Acid H₂SO₄ 1 (aq)
产物 Magnesium Sulfate MgSO₄ 1 (aq)
产物 Hydrogen H 1 (g)

日常示例

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

工业重要性

硫酸镁（泻盐）广泛用于农业（土壤改良，提供镁和硫）、医学（导泻药、子痫治疗）和酿酒业（啤酒酿造添加矿物质），是多用途工业化学品。

属性

类型
Single Replacement
可逆
否
能量
放热
ΔH
-466.9 kJ/mol

相关反应

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.