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Disodium hydrogen arsenate

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Disodium hydrogen arsenate

Molecular formula: HAsNa2O4 CAS# 7778-43-0
Categories: Acid salt , Inorganic salt
PubChem CID: 24500 | ChemSpider ID: 22908 | CB8359652
Names
English:
Disodium hydrogen arsenate
Sodium biarsenate
disodium;hydrogen arsorate(IUPAC)

Variants of the formula:

Na2HAsO4
Na^+# -0O`^-# -As<|OH><`||O>-O^-# -0Na^+
$L(1.3)Na`^+/hO`^-\As<_qq4O><_p4HO>\O^-/hNa^+
Elemental composition
Can't show the diagram.
Symbol Element Atomic weight Number of atoms Mass percent

Reactions in which Disodium hydrogen arsenate is involved

  • Na3AsO4 + CO2 + H2O -> Na2HAsO4 + NaHCO3
  • 2NaAsO2 + O2 + 2NaOH "CuSO4"--> 2Na2HAsO4
  • 2Na2HAsO3 + O2 -> 2Na2HAsO4
  • 2Na2HAsO4 "200^oC"--> Na4As2O7 + H2O
  • 2NaOH + H3AsO4 -> Na2HAsO4 + 2H2O