selenium dioxide
Chemical compound
Also known as Selenium(IV) oxide · Selenous anhydride
- Formula
- O₂Se
1
- O₂Se
- Mass
- 111.9064 Da
1
- 111.9064 Da
- Melting point
- 340°C
- Boiling point
- 588.15 K
- Density
- 3.954 g/cm³
Overview
Chemistry
All data
50 statements · 40% with external sources · numbers in brackets are citations
- Canonical SMILES
- O=[Se]=O
1
- O=[Se]=O
- Safety classification and labelling
- NFPA 704: Standard System for the Identification of the Hazards of Materials for Emergency Response nfpa health: 3 · nfpa fire: 0 · nfpa instability: 0
- Standard enthalpy of formation
- -225 kilojoule per mole
- Refractive index
- 1.76
- Electric dipole moment
- 2.62 debye
- Bulk modulus
- 17.6B Pa
- Shear modulus
- 10B Pa
- Poisson's ratio
- 0.261
On other databases
28 identifiers linking selenium dioxide across the web's reference databases
- CAMEO Chemicals ID9042
- CAS Registry Number7446-08-4
- ChEMBL IDCHEMBL3183452
- ChemSpider ID22440
- COD ID4310713
- DSSTOX compound identifierDTXCID901264
- DSSTox substance IDDTXSID4021264
- EC number231-194-7
- ECHA Substance Infocard ID100.028.358
- Encyclopædia Britannica Online IDscience/selenium-dioxide
- Freebase ID/m/07yknk
- HSDB ID677
- ICSC ID0946
- InChIInChI=1S/O2Se/c1-3-2
- InChIKeyJPJALAQPGMAKDF-UHFFFAOYSA-N
- MeSH descriptor IDD064588
- MeSH tree codeD01.810.950
- NSC number56753
- PubChem CID24007
- Quora topic IDSelenium-Dioxide
- Römpp online IDRD-19-01830
- RTECS numberVS8575000
- RxNorm CUI1309231
- SureChEMBL ID6768
- UN number3283
- UniChem compound ID22845107
- UNII9N3UK29E57
- ZVG number3990