Sodium Hydroxide

NaOH

IUPAC: Sodium hydroxide

CAS: 1310-73-2

개요

Sodium hydroxide (lye/caustic soda) is a strong base widely used in industry. It is highly caustic and can dissolve organic materials including skin and hair.

구성

원소 기호 원자 원자 질량
Hydrogen H 1 1.0080
Oxygen O 1 15.9990
Sodium Na 1 22.9900

원소 구성

H
Hydrogen ×1
2.5%
O
Oxygen ×1
40.0%
Na
Sodium ×1
57.5%

용도

  • • Soap making
  • • Paper production
  • • Drain cleaner
  • • Petroleum refining

흥미로운 사실

  • ✦ NaOH is used in the traditional process of making pretzels and lutefisk

안전

  • ⚠ Highly corrosive
  • ⚠ Causes severe chemical burns
  • ⚠ Exothermic when dissolved

Structure

SMILES

[OH-].[Na+]

성질

유형
base
상태
solid
몰 질량
40.00 g/mol
밀도
2.1300 g/cm³
녹는점
318.0 °C
끓는점
1388.0 °C
용해도
1110 g/L at 20°C

Molecular Descriptors

Exact Mass
39.9925
TPSA
1.0 Ų
H-Bond Donors
1
H-Bond Acceptors
1
Rotatable Bonds
0
Heavy Atoms
2
Complexity
2.0

관련 화합물

Calcium Hydroxide

Ca(OH)₂

Magnesium Hydroxide

Mg(OH)₂

Ammonia

NH₃

Aluminum Hydroxide

Al(OH)₃

Barium Hydroxide

Ba(OH)₂

Potassium Hydroxide

KOH

Lithium Hydroxide

LiOH

Sodium Hydroxide Solution

NaOH(aq)

Frequently Asked Questions

What is Sodium Hydroxide?
Sodium Hydroxide (NaOH) is a base compound with the IUPAC name Sodium hydroxide.
What is the molecular weight of Sodium Hydroxide?
Sodium Hydroxide has a molar mass of 40.0 g/mol.
What state is Sodium Hydroxide at room temperature?
Sodium Hydroxide is a solid at room temperature.
Is Sodium Hydroxide organic or inorganic?
Sodium Hydroxide is classified as an inorganic compound.
What elements make up Sodium Hydroxide?
Sodium Hydroxide (NaOH) is composed of Hydrogen (H), Oxygen (O), Sodium (Na).