- chromium(VI)
oxide or
chromic anhydride) is an
inorganic compound with the
formula CrO3. It is the
acidic anhydride of
chromic acid, and is
sometimes marketed under...
- degrade,
releasing the
carbonyl product and an ill-defined
Cr(IV) product:
CrO3(OCH2R)− →
CrO2OH− + O=CHR The
deuterated alcohols HOCD2R
oxidize about...
-
these oxidations. One
family of
Cr(VI)
reagents employs the
complex CrO3(pyridine)2. Sarett's reagent: a
solution of
CrO3(pyridine)2 in pyridine. It was...
- of
metal ions
across the scale.
Above 950 °C
volatile chromium trioxide CrO3 forms from the
chromia scale,
limiting the
scale thickness and oxidation...
- H2O + CO2
Chromium trioxide,
which reacts with
water forming chromic acid:
CrO3 + H2O → H2CrO4
Dinitrogen pentoxide,
which reacts with
water forming nitric...
- H3PO2 + 2 Cr2O3 → 4
CrO + H3PO4 It is
readily oxidized by the atmosphere.
CrO is basic,
while CrO3 is acidic, and Cr2O3 is amphoteric.
CrO
occurs in the spectra...
- by
exposing chromium trioxide to
anhydrous hydrogen chloride gas.
CrO3 + 2 HCl ⇌
CrO2Cl2 + H2O The
chromyl chloride test
involves heating a
sample suspected...
- chromium(II)
chromate Chromium trioxide (chromium(VI) oxide),
CrO3 Chromium(VI)
oxide peroxide,
CrO5
Mixed valence species, such as Cr8O21
Chromate and dichromate...
- by
adding chromium trioxide to
water (cf.
manufacture of
sulfuric acid).
CrO3 + H2O ⇌ H2CrO4 In practice, the
reverse reaction occurs:
molecular chromic...
-
conversion of MnO− 4 to MnO2− 4,ie
permanganate to manganate.
Oxygen (O2)
Ozone (
O3)
Hydrogen peroxide (H2O2) and
other inorganic peroxides, Fenton's reagent...
