Metasilicic acid

Metasilicic acid
Names
	IUPAC name Metasilicic acid
	Other names Silicic acid
Identifiers
CAS Number	7699-41-4 ;
3D model (JSmol)	Interactive image;
ChEMBL	ChEMBL2068408;
ChemSpider	14236 ;
ECHA InfoCard	100.028.834
EC Number	231-716-3;
PubChem CID	14768;
UNII	4OI8D3YOH1 ;
CompTox Dashboard (EPA)	DTXSID30872499 ;
	InChI InChI=1S/H2O3Si/c1-4(2)3/h1-2H Key: IJKVHSBPTUYDLN-UHFFFAOYSA-N ;
	SMILES O[Si](=O)O;
Properties
Chemical formula	H2O3Si
Molar mass	78.098 g·mol−1
Conjugate base	Metasilicate
Hazards
	GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H319, H335
Precautionary statements	P261, P264, P271, P280, P304+P340, P305+P351+P338, P312, P337+P313, P403+P233, P405, P501
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). (what is ?) Infobox references

Metasilicic acid is a hypothetical chemical compound with formula (HO)
₂SiO.[1]

Metasilicates occur widely in nature as inosilicates.

References

M. F. Bechtold (1955): "Polymerization and Properties of Dilute Aqueous Silicic Acid from Cation Exchange" Journal of Physical Chemistry, volume 59, issue 6, pages 532–541. doi:10.1021/j150528a013

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