Potassium Hydroxide and Sulfuric Acid
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2KOH + H2SO4 → K2SO4 + 2H2O
概要
Potassium hydroxide reacts with sulfuric acid in a 2:1 ratio to form potassium sulfate and water. This diprotic acid neutralization produces a neutral salt that is one of the most important potassium fertilizers. The reaction is strongly exothermic.
参加者
| 役割 | 物質 | 係数 | 状態 |
|---|---|---|---|
| 反応物 | Sulfuric Acid H₂SO₄ | 1 | (aq) |
| 反応物 | Potassium Hydroxide KOH | 2 | (aq) |
| 生成物 | Water H₂O | 2 | (l) |
日常の例
Potassium sulfate fertilizer, used extensively in agriculture for potassium-sensitive crops like fruits and vegetables, can be made by this neutralization.
産業上の重要性
硫酸カリウムは塩素感受性作物向けの高級肥料である。塩化カリウムの塩素を含まず、カリウムと硫黄の両方を供給する。
特性
- 可逆的
- いいえ
- エネルギー
- 発熱性
- ΔH
- -114.2 kJ/mol
関連する反応
Iron(III) Chloride and Sodium Hydroxide
Ammonia and Hydrochloric Acid (White Smoke)
Calcium Carbonate and Hydrochloric Acid
Calcium Chloride and Sodium Carbonate
Barium Chloride and Sodium Sulfate Precipitation
Calcium Hydroxide and Carbon Dioxide (Limewater Test)
Sodium Hydroxide and Iron(III) Chloride (Rust Color)
Sodium Hydroxide and Hydrochloric Acid Neutralization
Sodium Carbonate and Hydrochloric Acid
Aluminum Hydroxide and Hydrochloric Acid
Frequently Asked Questions
What is the equation for Potassium Hydroxide and Sulfuric Acid?
The balanced equation is: 2KOH + H₂SO₄ → K₂SO₄ + 2H₂O.
What type of reaction is Potassium Hydroxide and Sulfuric Acid?
Potassium Hydroxide and Sulfuric Acid is a double replacement reaction.
Is Potassium Hydroxide and Sulfuric Acid exothermic or endothermic?
Potassium Hydroxide and Sulfuric Acid is exothermic (releases energy). The enthalpy change (ΔH) is -114.2 kJ/mol.