Formation of Barium Sulfate

BaO + SO3 → BaSO4

概述

Barium oxide combines with sulfur trioxide to form barium sulfate, an extremely insoluble white compound. Barium sulfate is used extensively in medical imaging as a contrast agent because it is opaque to X-rays and non-toxic when ingested.

参与者

角色 物质 系数 状态
产物 Barium Sulfate BaSO₄ 1 (s)

日常示例

Patients drink a barium sulfate suspension (barium meal) before gastrointestinal X-ray examinations to visualize the digestive tract.

工业重要性

硫酸钡（重晶石）年产量超过900万吨，主要用于石油钻探泥浆的加重剂（密度高达4.5 g/cm³）、白色颜料、油漆填料和医学X射线造影剂。

属性

类型
Synthesis
可逆
否
能量
放热
ΔH
-213.0 kJ/mol

相关反应

Formation of Calcium Hydroxide Formation of Carbon Monoxide Formation of Nitrogen Dioxide Formation of Potassium Chloride Formation of Sodium Bicarbonate Formation of Sodium Peroxide Formation of Silicon Dioxide Formation of Tungsten Carbide Formation of Copper(II) Sulfide Fischer-Tropsch Synthesis (General)

Frequently Asked Questions

What is the equation for Formation of Barium Sulfate?
The balanced equation is: BaO + SO₃ → BaSO₄.
What type of reaction is Formation of Barium Sulfate?
Formation of Barium Sulfate is a synthesis reaction.
Is Formation of Barium Sulfate exothermic or endothermic?
Formation of Barium Sulfate is exothermic (releases energy). The enthalpy change (ΔH) is -213.0 kJ/mol.