Sodium germanate

Sodium germanate

Names
Other names sodium metagermanate disodium germanium trioxide
Identifiers
CAS Number	12025-19-3 Y
3D model (JSmol)	Interactive image
ECHA InfoCard	100.031.535
EC Number	234-703-0
PubChem CID	13783481
UNII	X7C1F92G4R Y
CompTox Dashboard (EPA)	DTXSID5020655
InChI InChI=1S/GeO3.2Na/c2-1(3)4;;/q-2;2*+1 Key: FNIHDXPFFIOGKL-UHFFFAOYSA-N
SMILES [O-][Ge](=O)[O-].[Na+].[Na+]
Properties
Chemical formula	Na2GeO3
Molar mass	166.62 g/mol
Appearance	white crystals
Odor	odorless
Density	3.31 g/cm3
Melting point	1,060 °C (1,940 °F; 1,330 K)
Solubility in water	14.4 g/100 mL (0 °C) 23.8 g/100 mL (25 °C)
Refractive index (nD)	1.59
Structure
Crystal structure	orthorhombic
Related compounds
Related compounds	Sodium silicate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Sodium germanate (Na₂GeO₃) is a colorless solid chemical compound.^[1]

Preparation[]

Sodium germanate can be prepared by the fusion of germanium oxide with sodium oxide at high temperatures.

Structure[]

Na₂GeO₃ contains polymeric GeO₃²⁻ anions made up of vertex sharing {GeO₄} tetrahedra.^[2]

Uses[]

Sodium germanate is primarily used for the synthesis of other germanium compounds.

See also[]

• Germanate

References[]

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