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sodium metasilicate

Structure via PubChem · Public domain (PubChem)

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sodium metasilicate

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Also known as sodium sesquisilicate, sodium silicate glass, sodium polysilicate, sodium siliconate

chemical compound

Chemical data

Formula
Na2O3Si
Molecular weight
122.063 g/mol
IUPAC name
disodium;dioxido(oxo)silane
SMILES
[O-][Si](=O)[O-].[Na+].[Na+]
InChIKey
NTHWMYGWWRZVTN-UHFFFAOYSA-N
Polar surface area
63.2 Ų
H-bond donors
0
H-bond acceptors
3
Formal charge
0

via PubChem

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Encyclopedic overview

Sodium metasilicate is the chemical substance with formula Na 2SiO 3, which is the main component of commercial sodium silicate solutions. It is an ionic compound consisting of sodium cations Na and the polymeric metasilicate anions [–SiO 3–]n. It is a colorless crystalline hygroscopic and deliquescent solid, soluble in water (giving an alkaline solution) but not in alcohols.

Structure

Excerpted from Wikipedia’s “sodium metasilicate” article, available under the CC BY-SA 4.0 licence.