Sodium Aluminate

NaAlO₂

IUPAC: Sodium aluminate

CAS: 1302-42-7

概要

Sodium aluminate is an important intermediate in the Bayer process for producing alumina from bauxite ore. It is formed when bauxite is digested in hot NaOH. It is also used as a water treatment chemical and in paper manufacturing.

組成

元素 記号 原子 原子質量
Oxygen O 2 15.9990
Sodium Na 1 22.9900
Aluminum Al 1 26.9820

元素組成

O
Oxygen ×2
39.0%
Na
Sodium ×1
28.0%
Al
Aluminum ×1
32.9%

用途

  • • Bayer process intermediate (alumina production)
  • • Water treatment (coagulant)
  • • Concrete accelerator
  • • Paper sizing

豆知識

  • ✦ An essential step in producing all the world's aluminum metal starts with sodium aluminate

安全性

  • ⚠ Corrosive (strongly alkaline)
  • ⚠ Causes burns

Structure

SMILES

O=[Al-]=O.[Na+]

特性

タイプ
salt
状態
solid
モル質量
81.97 g/mol
密度
1.5000 g/cm³
融点
1650.0 °C
溶解度
soluble (strongly alkaline)

Molecular Descriptors

Exact Mass
81.9611
TPSA
34.1 Ų
H-Bond Donors
0
H-Bond Acceptors
3
Rotatable Bonds
0
Heavy Atoms
4
Complexity
18.0

別名

Sodium aluminate

関連化合物

Diammonium Phosphate

(NH₄)₂HPO₄

Ammonium Chloride

NH₄Cl

Barium Chloride

BaCl₂

Cadmium Sulfide

CdS

Calcium Sulfate

CaSO₄

Cerium(III) Chloride

CeCl₃

Copper(II) Sulfide

CuS

Ammonium Sulfate

(NH₄)₂SO₄

Ammonium Bicarbonate

NH₄HCO₃

Calcium Propionate

Ca(C₂H₅COO)₂

Frequently Asked Questions

What is Sodium Aluminate?
Sodium Aluminate (NaAlO₂) is a salt compound with the IUPAC name Sodium aluminate.
What is the molecular weight of Sodium Aluminate?
Sodium Aluminate has a molar mass of 81.97 g/mol.
What state is Sodium Aluminate at room temperature?
Sodium Aluminate is a solid at room temperature.
Is Sodium Aluminate organic or inorganic?
Sodium Aluminate is classified as an inorganic compound.
What elements make up Sodium Aluminate?
Sodium Aluminate (NaAlO₂) is composed of Oxygen (O), Sodium (Na), Aluminum (Al).