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Sodium metasilicate

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Identification
Molecular formula
Na2SiO3
CAS number
6834-92-0
IUPAC name
disodium;dioxido(oxo)silane
State
State

At room temperature, sodium metasilicate is typically in a solid state. It is stable when dry and can absorb moisture from the air, which might affect its physical state, especially for the hydrated forms.

Melting point (Celsius)
1 089.00
Melting point (Kelvin)
1 362.00
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
122.06g/mol
Molar mass
122.0630g/mol
Density
2.4000g/cm3
Appearence

Sodium metasilicate appears as a white crystalline powder or granules. It is often available in the form of a pentahydrate, which can appear slightly different due to the presence of water molecules. Its crystalline structure can vary depending on its form, and it dissolves in water to form an alkaline solution.

Comment on solubility

Solubility of Disodium Dioxido(oxo)silane

Disodium dioxido(oxo)silane, known by its chemical formula Na2SiO2, presents intriguing characteristics when it comes to solubility. This compound generally exhibits:

  • High Solubility in Water: Disodium dioxido(oxo)silane is highly soluble in water, allowing it to dissociate effectively into its constituent ions. This property is largely due to its ionic nature, which promotes interaction with water molecules.
  • Behavior in Aqueous Solutions: In solution, it tends to form silicate ions which can participate in various chemical equilibria, making it useful in numerous applications such as in the production of silica gel or in ceramics.
  • Limited Solubility in Organic Solvents: Unlike its behavior in water, disodium dioxido(oxo)silane shows poor solubility in most organic solvents. This is primarily because organic solvents lack the polar qualities that facilitate the dissolution of ionic compounds.

In summary, while disodium dioxido(oxo)silane is readily soluble in water, its limited solubility in organic mediums makes it a compound with specific usage contexts. As the saying goes, “solubility is all about the *like dissolving like* principle” — and this compound aligns well with that adage in polar environments!

Interesting facts

Interesting Facts About Disodium Dioxido(oxo)silane

Disodium dioxido(oxo)silane is an intriguing compound that draws attention due to its unique properties and applications. Here are some key points that highlight its significance in the field of chemistry:

  • Versatile Uses: This compound serves as a valuable precursor in the synthesis of silicate materials, which are critical in various industries such as construction, electronics, and ceramics.
  • Silica Production: Disodium dioxido(oxo)silane is involved in the production of silica-based products, which are essential for enhancing the durability and strength of materials.
  • Environmental Relevance: Its ability to participate in reactions that produce less harmful byproducts makes it a compound of interest in developing more sustainable chemical processes.
  • Biomedical Applications: Researchers are exploring its potential in biomedicine, particularly in drug delivery systems and as a component in biocompatible materials.

In the words of chemists, "The study of disodium dioxido(oxo)silane opens up pathways to innovation in both materials science and environmental chemistry." As we uncover more about this compound, we not only broaden our understanding of silicates but also strengthen our ability to create advanced materials that are both effective and sustainable.

Ultimately, the exploration of disodium dioxido(oxo)silane exemplifies the continuous connection between pure chemistry and its practical applications, showing how a single compound can lead to significant advancements across multiple fields.

Synonyms
SODIUM SILICATE
Waterglass
Sodium siliconate
Sodium sesquisilicate
Sodium silicate glass
Sodium water glass
Britesil
Carsil
Dryseq
Sikalon
Silican
Soluble glass
Agrosil S
Agrosil LR
Portil A
Silica E
Silica K
Silica N
Silica R
Pyramid 1
Pyramid 8
Carsil (silicate)
Britesil H 20
Britesil H 24
Dupont 26
Metso 99
Caswell No. 792
disodium oxosilanediolate
as Bond 1001
49FG
L 96 (salt)
HSDB 5028
EINECS 215-687-4
UNII-IJF18F77L3
DP 222
EPA Pesticide Chemical Code 072603
N 38
Q 70
CHEBI:60720
IJF18F77L3
EC 215-687-4
Chemsilate
Ru Silicate
STARSO
SUPERCERAC
XYPEX
N 38 (silicate)
GM 10 (silicate)
PORTIL AW
STIXSO RR
PORTIL K
PORTIL N
SIMET AP
EXPANTROL 4BW
DAB VI
EXPANTROL 2
PQ N CLEAR
WATER GLASS 3
SIMET 5G
SILCO 4
BRITESIL C 20
BRITESIL C 24
CRYSTAL 79
SIMET GA 5
ANTEF C 2
ANTEF M 1
CRYSTAL 100N
CRYSTAL 120A
PYRAMID P 40
SILCO S 4
ZEOPOL 25
ZEOPOL 33
SILICON SODIUM OXIDE
SODIUM BETA-SILICATE
NASIL 40
DU PONT 26
P 84 (SILICATE)
CRYSTAL 0070
HK 30 (SILICATE)
SILCHEM 2500
SP 20 (SILICATE)
SP 33 (SILICATE)
SP 70 (SILICATE)
SP 90 (SILICATE)
METSO 510
K 28 (BINDER)
SS 3 (SALT)
STABISOL 300/12
METSO 2048
SS 3
DTXSID9029647
SODIUM SILICATE (MART.)
P 3 SAXIN 5502
GM 10
HK 30
SB 41
SP 33
SP 70
SP 90
SS-C 200
HS 240
SILICON SODIUM OXIDE (SINA2O3)
L 96
1344-09-8
6834-92-01344-09-8
silicic acid, sodium salt
sms
Sodium metasilicate
6834-92-0
Water glass
Disodium metasilicate
Metso pentabead 20
Metso beads 2048
Sodium silicate (Na2SiO3)
Silicic acid (H2SiO3), disodium salt
Sodium metasilicate, anhydrous
Sodium metasilicate (Na2SiO3)
MFCD00003492
Silicic acid (H2SiO3), disodium salt, pentahydrate (8CI,9CI)
disodium;dioxido(oxo)silane
Sodium metasilicate anhydrous
Crystamet
Orthosil
052612U92L
Silicic acid (H2SiO3), sodium salt (1:2)
Simet A
Sodium metasilicate, puriss.
Metso beads, drymet
Disodium monosilicate
Metso 20
HK 30 (van)
HSDB 753
EINECS 229-912-9
disodium oxosilanebis(olate)
Silicic acid, disodium salt
UNII-052612U92L
sodium meta-silicate
Sodium silicon oxide
Silicic acid (H2SiO3) , disodium salt
Epitope ID:158534
EC 229-912-9
B-W
DTXSID7029669
SODIUM METASILICATE [MI]
SODIUM METASILICATE [HSDB]
SODIUM METASILICATE [WHO-DD]
AKOS024429002
FS34381
s15025
Silicic acid (CH2SiO3), disodium salt
SODIUM SILICON OXIDE (NA2SIO3)
84992-49-4
NS00074479
Q425397
Sodium trisilicate, >=18% Na (as Na2O) basis, >=60% Si (as SiO2) basis, powder
229-912-9