Decomposition of Zinc Carbonate

ZnCO3 → ZnO + CO2

概述

Zinc carbonate decomposes when heated to form zinc oxide and carbon dioxide gas. Zinc carbonate (smithsonite) is an important zinc ore. The resulting zinc oxide is a versatile compound used in rubber manufacturing, ceramics, and medicine.

参与者

角色 物质 系数 状态
产物 Carbon Dioxide CO₂ 1 (g)

日常示例

Calamine lotion, used to soothe itchy skin and insect bites, contains zinc oxide produced from zinc carbonate ore processing.

工业重要性

碳酸锌的热分解是制备氧化锌（ZnO）的重要途径之一。氧化锌广泛用于橡胶硫化、陶瓷釉料、防晒霜及半导体材料等工业领域。

属性

类型
Decomposition
可逆
否
能量
吸热
ΔH
67.4 kJ/mol

相关反应

Decomposition of Ammonium Nitrate Decomposition of Calcium Hypochlorite Decomposition of Carbonic Acid Decomposition of Iron(II,III) Oxide (Direct Reduction) Decomposition of Nitrous Oxide (Laughing Gas) Decomposition of Barium Peroxide Decomposition of Sodium Bicarbonate Decomposition of Water (Electrolysis) Thermal Decomposition of Copper(II) Carbonate Cracking of Octane (Thermal Cracking)

Frequently Asked Questions

What is the equation for Decomposition of Zinc Carbonate?
The balanced equation is: ZnCO₃ → ZnO + CO₂.
What type of reaction is Decomposition of Zinc Carbonate?
Decomposition of Zinc Carbonate is a decomposition reaction.
Is Decomposition of Zinc Carbonate exothermic or endothermic?
Decomposition of Zinc Carbonate is endothermic (absorbs energy). The enthalpy change (ΔH) is 67.4 kJ/mol.