Formation of Barium Sulfate
BaO + SO3 → BaSO4
概要
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.
参加者
| 役割 | 物質 | 係数 | 状態 |
|---|---|---|---|
| 生成物 | Barium Sulfate BaSO₄ | 1 | (s) |
日常の例
Patients drink a barium sulfate suspension (barium meal) before gastrointestinal X-ray examinations to visualize the digestive tract.
産業上の重要性
硫酸バリウムは塗料・プラスチック・ゴムの充填剤、石油掘削泥水の増量剤(重晶石)、医用画像の造影剤として利用される。極めて低い溶解性がこれらの用途に適した性質を与える。
特性
- タイプ
- Synthesis
- 可逆的
- いいえ
- エネルギー
- 発熱性
- ΔH
- -213.0 kJ/mol
関連する反応
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
Formation of Sulfur Dioxide
Formation of Hydrogen Sulfide
Formation of Carbon Monoxide
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.