Potassium Hydroxide and Sulfuric Acid

2KOH + H₂SO₄ → K₂SO₄ + 2H₂O

Aperçu

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.

Participants

Rôle	Substance	Coefficient	État
Réactif	Sulfuric Acid H₂SO₄	1	(aq)
Réactif	Potassium Hydroxide KOH	2	(aq)
Produit	Water H₂O	2	(l)

Exemple du quotidien

Potassium sulfate fertilizer, used extensively in agriculture for potassium-sensitive crops like fruits and vegetables, can be made by this neutralization.

Importance industrielle

Potassium sulfate is a premium fertilizer for chloride-sensitive crops. It provides both potassium and sulfur without the chloride content of potassium chloride.

Propriétés

Type: Double Replacement
Réversible: Non
Énergie: Exothermique
ΔH: -114,2 kJ/mol

Réactions associées

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.