Potassium Hydroxide

KOH

IUPAC: Potassium hydroxide

CAS: 1310-58-3

Tổng quan

Potassium hydroxide (caustic potash) is a strong base used in liquid soaps, biodiesel production, and alkaline batteries.

Thành phần

Nguyên tố Ký hiệu Nguyên tử Khối lượng nguyên tử
Hydrogen H 1 1,0080
Oxygen O 1 15,9990
Potassium K 1 39,0980

Thành phần nguyên tố

H
Hydrogen ×1
1,8%
O
Oxygen ×1
28,5%
K
Potassium ×1
69,7%

Công dụng

  • • Liquid soap production
  • • Biodiesel manufacturing
  • • Alkaline batteries
  • • Food processing

Sự thật thú vị

  • ✦ KOH produces soft soaps while NaOH produces hard soaps

An toàn

  • ⚠ Highly corrosive
  • ⚠ Causes severe burns

Structure

SMILES

[OH-].[K+]

Tính chất

Loại
base
Trạng thái
solid
Khối lượng mol
56,11 g/mol
Mật độ
2,1200 g/cm³
Điểm nóng chảy
360,0 °C
Điểm sôi
1327,0 °C
Độ hòa tan
1210 g/L at 25°C

Molecular Descriptors

Exact Mass
55,9664
TPSA
1,0 Ų
H-Bond Donors
1
H-Bond Acceptors
1
Rotatable Bonds
0
Heavy Atoms
2
Complexity
2,0

Hợp chất liên quan

Calcium Hydroxide

Ca(OH)₂

Magnesium Hydroxide

Mg(OH)₂

Ammonia

NH₃

Aluminum Hydroxide

Al(OH)₃

Barium Hydroxide

Ba(OH)₂

Sodium Hydroxide

NaOH

Lithium Hydroxide

LiOH

Sodium Hydroxide Solution

NaOH(aq)

Frequently Asked Questions

What is Potassium Hydroxide?
Potassium Hydroxide (KOH) is a base compound with the IUPAC name Potassium hydroxide.
What is the molecular weight of Potassium Hydroxide?
Potassium Hydroxide has a molar mass of 56.11 g/mol.
What state is Potassium Hydroxide at room temperature?
Potassium Hydroxide is a solid at room temperature.
Is Potassium Hydroxide organic or inorganic?
Potassium Hydroxide is classified as an inorganic compound.
What elements make up Potassium Hydroxide?
Potassium Hydroxide (KOH) is composed of Hydrogen (H), Oxygen (O), Potassium (K).