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Sodium selenite

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Sodium selenite

Molecular formula: Na2O3Se CAS# 10102-18-8
Categories: Inorganic salt
PubChem CID: 24934 | ChemSpider ID: 23308
Names
English:
Disodium selenite
Disodium selenium trioxide
EINECS:233-267-9
Selenious Acid, Disodium
Selenious acid, disodium salt(CAS)
Sodium selenite [Wiki]
disodium;selenite(IUPAC)

Variants of the formula:

Na2SeO3
Na(+1)2Se(+4)O(-2)3
Na^+\0O`^-/Se`|O|\O^-/0Na^+
Na^+/0O`^-\Se|O`|/O^-\0Na^+
Elemental composition
Can't show the diagram.
Symbol Element Atomic weight Number of atoms Mass percent

Reactions in which Sodium selenite is involved

  • SeO2 + 2{M}OH -> {M}2SeO3 + H2O , where M = Na K Li
  • 2Na2SeO4 "500^oC"--> 2Na2SeO3 + O2"|^"
  • H2SeO3 + 2NaOH -> Na2SeO3 + 2H2O
  • SeO2 + 2NaOH -> Na2SeO3 + H2O
  • 2Na2SeO3 ">710^oC"--> 2Na2Se + 3O2