Copper(II) selenite
Names
IUPAC name
Copper(II) selenite
Other names
Copper selenite dihydrate
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.030.465
EC Number
  • 233-526-6
UNII
  • InChI=1S/Cu.H2O3Se/c;1-4(2)3/h;(H2,1,2,3)/q+2;/p-2
    Key: JNRBLFVQPTZFAG-UHFFFAOYSA-L
  • [O-][Se](=O)[O-].[Cu+2]
Properties
Appearance Blue[1]
Solubility Insoluble in water[1]
Slightly soluble in benzene and acids[1]
Hazards
GHS labelling:
GHS06: ToxicGHS08: Health hazardGHS09: Environmental hazard
Danger
H301, H331, H371, H410
P260, P261, P264, P270, P271, P273, P301+P310, P304+P340, P311, P314, P321, P330, P391, P403+P233, P405, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Copper(II) selenite is an inorganic salt frequently found as its dihydrate, CuSeO3·2H2O, in the form of a blue powder.[2][3]

Preparation

Copper(II) selenite can be prepared from copper(II) acetate and selenous acid.[2][4]

Uses

Copper(II) selenite can be used a catalyst for Kjeldahl digestion.[2]

See also

References

  1. 1 2 3 "Copper(II) selenite". Sigma-Aldrich.
  2. 1 2 3 "Copper Selenite as a catalyst in the Kjeldahl nitrogen determination". Department of Chemistry, University of Wisconsin, Madison. November 1935.
  3. ↑ "Sigma Aldrich - Copper(II) selenite dihydrate".
  4. ↑ Hurd, Loren C.; Kemmerer, George I.; Meloche, V. W. (2002-05-01). "The Ammonates of Copper Selenite1". Journal of the American Chemical Society. 52 (10): 3881–3886. doi:10.1021/ja01373a018.
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