Potassium Hydroxide and Sulfuric Acid

2KOH + H₂SO₄ → K₂SO₄ + 2H₂O

Tổng quan

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.

Người tham gia

Vai trò	Chất	Hệ số	Trạng thái
Chất phản ứng	Sulfuric Acid H₂SO₄	1	(aq)
Chất phản ứng	Potassium Hydroxide KOH	2	(aq)
Sản phẩm	Water H₂O	2	(l)

Ví dụ thực tế

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

Tầm quan trọng công nghiệp

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

Tính chất

Loại: Double Replacement
Thuận nghịch: Không
Năng lượng: Tỏa nhiệt
ΔH: -114,2 kJ/mol

Phản ứng liên quan

Iron(III) Chloride and Sodium Hydroxide Calcium Chloride and Sodium Carbonate Barium Chloride and Sodium Sulfate Precipitation Calcium Hydroxide and Carbon Dioxide (Limewater Test) Magnesium Hydroxide and Hydrochloric Acid (Antacid) Lead Nitrate and Potassium Iodide (Golden Rain) Copper(II) Sulfate and Sodium Hydroxide Sodium Hydroxide and Iron(III) Chloride (Rust Color) Sodium Hydroxide and Hydrochloric Acid Neutralization 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.