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Sodium tellurite information


Sodium tellurite
Names
Other names
Sodium Tellurite IV, Tellurous acid disodium salt
Identifiers
CAS Number
  • 10102-20-2 ☒N
3D model (JSmol)
  • Interactive image
ChemSpider
  • 23309 checkY
ECHA InfoCard 100.030.231 Edit this at Wikidata
EC Number
  • 233-268-4
PubChem CID
  • 24935
RTECS number
  • WY2450000
UNII
  • 0BB57LA23Y checkY
UN number 3288
CompTox Dashboard (EPA)
  • DTXSID2064943 Edit this at Wikidata
InChI
  • InChI=1S/2Na.H2O3Te/c;;1-4(2)3/h;;(H2,1,2,3)/q2*+1;/p-2 checkY
    Key: VOADVZVYWFSHSM-UHFFFAOYSA-L checkY
  • InChI=1/2Na.H2O3Te/c;;1-4(2)3/h;;(H2,1,2,3)/q2*+1;/p-2
    Key: VOADVZVYWFSHSM-NUQVWONBAS
SMILES
  • [Na+].[Na+].[O-][Te]([O-])=O
Properties
Chemical formula
Na2TeO3
Molar mass 221.57774 g/mol
Appearance white crystals, powder
Density 6.245 g/cm3
Melting point 710 °C (1,310 °F; 983 K)
Solubility in water
soluble
greater than or equal to 100 mg/mL at 68°F
Structure
Crystal structure
rhombic
Hazards
GHS labelling:
Pictograms
GHS06: Toxic
Signal word
Danger
Hazard statements
H300, H301, H311, H330, H331
Precautionary statements
P260, P261, P264, P270, P271, P280, P284, P301+P310, P302+P352, P304+P340, P310, P311, P312, P320, P321, P322, P330, P361, P363, P403+P233, P405, P501
Lethal dose or concentration (LD, LC):
LD50 (median dose)
83 mg/kg (rat, oral)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Sodium tellurite is an inorganic tellurium compound with formula Na2TeO3. It is a water-soluble white solid and a weak reducing agent. Sodium tellurite is an intermediate in the extraction of the element, tellurium; it is a product obtained from anode slimes and is a precursor to tellurium.

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Sodium tellurite

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Sodium tellurite is an inorganic tellurium compound with formula Na2TeO3. It is a water-soluble white solid and a weak reducing agent. Sodium tellurite...

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Tellurite

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The tellurite ion is TeO2− 3. A tellurite (compound), for example sodium tellurite, is a compound that contains this ion. They are typically colorless...

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be prepared by the reaction of cadmium sulfate and sodium tellurite in ammonia. Cadmium tellurite is a colourless solid that is insoluble in water. It...

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List of inorganic compounds

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C4H4Na2O6 Sodium tellurite – Na2TeO3 Sodium tetrachloroaluminate – NaAlCl4 Sodium tetrafluoroborate – NaBF4 Sodium thioantimoniate – Na3(SbS4)·9H2O Sodium thiocyanate...

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Tellurium

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roasted with sodium carbonate under air. The metal ions are reduced to the metals, while the telluride is converted to sodium tellurite. M2Te + O2 + Na2CO3...

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Tellurite tellurate

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A tellurite tellurate is chemical compound or salt that contains tellurite and tellurate anions [TeO3]2- [TeO4 ]2-. These are mixed anion compounds, meaning...

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Chalcogen

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low-level exposure to tellurium causes tiredness and indigestion. Sodium tellurite (Na2TeO3) is lethal in amounts of around 2 grams. Polonium is dangerous...

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Tunbridge RE 1946, 'A Report of Three Cases of Accidental Poisoning by Sodium Tellurite', British Journal of Industrial Medicine, vol. 3, no. 3, pp. 175–76...

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Tellurous acid

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Bioglass 45S5

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Glossary of chemical formulae

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Tellurite glass

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Middlebrook 7H9 Broth

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inocula for antimicrobial assays, biochemical tests (arylsufatase and tellurite reduction), and maintenance of stock strains. Additionally, 7H9 broth...

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Borosilicate glass

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borosilicate glass gas discharge tube (arc tube) and a metal cap. They include the sodium-vapor lamp that is commonly used in street lighting. Borosilicate glass...

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Rhizobium lentis

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Liquidus and solidus

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Uranium glass

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Photochromic lens

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Photochromic lens glass Silicate glass Soda–lime glass Sodium hexametaphosphate Soluble glass Tellurite glass Thoriated glass Ultra low expansion glass Uranium...

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Zemannite

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S2CID 235729616. JA Mandarino, E. Matzat, SJ Wiliams: Zemannite, a zinc tellurite from Moctezuma, Sonora, Mexico Canadian Mineralogist. Vol. 14, 1976, pp...

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Cobalt glass

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tests to filter out the undesired strong yellow light emitted by traces of sodium, and expand the ability to see violet and blue hues, similar to didymium...

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Milk glass

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Chemically strengthened glass

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This causes sodium ions in the glass surface to be replaced by potassium ions from the bath. These potassium ions are larger than the sodium ions and therefore...

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Glass microsphere

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improved somewhat by using a chemical treatment to remove some of the sodium. Sodium depletion has also allowed hollow glass microspheres to be used in chemically...

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Agar plate

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