Sodium Tungstate

Na₂WO₄

IUPAC: Disodium tungstate

CAS: 13472-45-2

Tổng quan

Sodium tungstate is used as a fireproofing agent for fabrics and as a reagent in analytical chemistry. It also serves as a corrosion inhibitor.

Thành phần

Nguyên tố Ký hiệu Nguyên tử Khối lượng nguyên tử
Oxygen O 4 15,9990
Sodium Na 2 22,9900
Tungsten W 1 183,8400

Thành phần nguyên tố

O
Oxygen ×4
21,8%
Na
Sodium ×2
15,6%
W
Tungsten ×1
62,6%

Công dụng

  • • Textile fireproofing
  • • Analytical reagent
  • • Corrosion inhibitor
  • • Tungsten metal production

Sự thật thú vị

  • ✦ Applied to curtains and drapes as a fireproofing treatment in theaters and public buildings

An toàn

  • ⚠ Irritant

Structure

SMILES

[O-][W](=O)(=O)[O-].[Na+].[Na+]

Tính chất

Loại
salt
Trạng thái
solid
Khối lượng mol
293,83 g/mol
Mật độ
4,1790 g/cm³
Điểm nóng chảy
698,0 °C
Độ hòa tan
740 g/L at 20°C

Molecular Descriptors

Exact Mass
293,9101
TPSA
80,3 Ų
H-Bond Donors
0
H-Bond Acceptors
4
Rotatable Bonds
0
Heavy Atoms
7
Complexity
62,0

Hợp chất liên quan

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 Tungstate?
Sodium Tungstate (Na₂WO₄) is a salt compound with the IUPAC name Disodium tungstate.
What is the molecular weight of Sodium Tungstate?
Sodium Tungstate has a molar mass of 293.83 g/mol.
What state is Sodium Tungstate at room temperature?
Sodium Tungstate is a solid at room temperature.
Is Sodium Tungstate organic or inorganic?
Sodium Tungstate is classified as an inorganic compound.
What elements make up Sodium Tungstate?
Sodium Tungstate (Na₂WO₄) is composed of Oxygen (O), Sodium (Na), Tungsten (W).