Tellurite

This article is about the ion. For the mineral, see Tellurite (mineral). For the similarly named Star Trek race, see Tellarite.

Tellurite

Skeletal formula of tellurite
Names
Systematic IUPAC name Tellurite (substitutive) Trioxidotellurate(2−) (additive)
Identifiers
CAS Number	15852-22-9
3D model (JSmol)	Interactive image
ChEBI	CHEBI:30477
ChemSpider	102958 Y
Gmelin Reference	100741
PubChem CID	115037
InChI InChI=1S/H2O3Te/c1-4(2)3/h(H2,1,2,3)/p-2 Y Key: SITVSCPRJNYAGV-UHFFFAOYSA-L Y
SMILES [O-][Te+]([O-])[O-]
Properties
Chemical formula	TeO32−
Molar mass	175.6 g mol−1
Conjugate acid	Tellurous acid
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Tellurite is a oxyanion of tellurium with the formula TeO₃²⁻. It is the ion of tellurous acid, and is chemically related to tellurium dioxide (TeO₂, whose mineral appearance also bears the name tellurite. Tellurites are typically colorless or white salts, which in some ways are comparable to sulfite.