Chromium(VI) oxide peroxide

Chromium(VI) oxide peroxide
Chromium(VI) oxide peroxide coordination complex
Names
IUPAC name
Chromium(VI) oxide diperoxide
Other names
  • Chromium(VI) oxide peroxide
  • Chromium pentoxide
. chromium oxide peroxide, chromium(VI) oxide diperoxide
Identifiers
  • 35262-77-2 applies to "CrO5", which exists only as adducts, see image Y
3D model (JSmol)
ChEBI
ChemSpider
101104
  • InChI=1/Cr.5O/q;;;-2;2*-1/rCrO4.O/c2-1(3,4)5;/q2*-2
    Key: ZWPVWTIRZYDPKW-NIUFNKCUAY
  • O0O[Cr]01(=O)OO1
Properties
CrO(O2)2
Molar mass 131.991 g·mol−1
Appearance Dark blue
soluble (decomposes)
Hazards
Occupational safety and health (OHS/OSH):
Main hazards
 May suddenly explode if unstabilized/dry, toxic and create highly carcinogenic chromium fumes.
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N verify (what is YN ?)
Infobox references

Chromium(VI) oxide peroxide is a chemical compound with the chemical formula CrO(O2)2. The name "chromium(VI) oxide peroxide" is also given to a collection of chromium coordination complexes. They have the formula CrO(O2)2L where L is a ligand. These species are dark blue and often labile. They all feature oxo ligand and two peroxo ligands, with the remaining coordination sites occupied by water, hydroxide, diethyl ether, pyridine, or other Lewis bases.

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