Sodium Silicate

Na₂SiO₃

IUPAC: Sodium metasilicate

CAS: 6834-92-0

Tổng quan

Sodium silicate (water glass) is an inorganic compound used as an adhesive, sealant, and fire retardant. Its solution is alkaline and viscous.

Thành phần

Nguyên tố Ký hiệu Nguyên tử Khối lượng nguyên tử
Oxygen O 3 15,9990
Sodium Na 2 22,9900
Silicon Si 1 28,0850

Thành phần nguyên tố

O
Oxygen ×3
39,3%
Na
Sodium ×2
37,7%
Si
Silicon ×1
23,0%

Công dụng

  • • Cement additive
  • • Adhesive (cardboard)
  • • Fire retardant
  • • Egg preservation

Sự thật thú vị

  • ✦ Water glass was historically used to preserve eggs — sealing pores in the shell to keep them fresh for months

An toàn

  • ⚠ Corrosive
  • ⚠ Irritant

Structure

SMILES

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

Tính chất

Loại
industrial
Trạng thái
solid
Khối lượng mol
122,06 g/mol
Mật độ
2,6100 g/cm³
Điểm nóng chảy
1088,0 °C
Độ hòa tan
Soluble

Molecular Descriptors

Exact Mass
121,9412
TPSA
63,2 Ų
H-Bond Donors
0
H-Bond Acceptors
3
Rotatable Bonds
0
Heavy Atoms
6
Complexity
18,0

Hợp chất liên quan

Iron(II) Sulfate

FeSO₄

Ammonium Nitrate

NH₄NO₃

Calcium Chloride

CaCl₂

Potassium Dichromate

K₂Cr₂O₇

Sodium Hypochlorite

NaClO

Potassium Permanganate

KMnO₄

Zinc Chloride

ZnCl₂

Sodium Fluoride

NaF

Hydrogen Peroxide

H₂O₂

Frequently Asked Questions

What is Sodium Silicate?
Sodium Silicate (Na₂SiO₃) is a industrial compound with the IUPAC name Sodium metasilicate.
What is the molecular weight of Sodium Silicate?
Sodium Silicate has a molar mass of 122.06 g/mol.
What state is Sodium Silicate at room temperature?
Sodium Silicate is a solid at room temperature.
Is Sodium Silicate organic or inorganic?
Sodium Silicate is classified as an inorganic compound.
What elements make up Sodium Silicate?
Sodium Silicate (Na₂SiO₃) is composed of Oxygen (O), Sodium (Na), Silicon (Si).