Chromium oxide
Encyclopedia
Chromium oxide may refer to:
- Chromium(II) oxideChromium(II) oxideChromium oxide is an inorganic compound composed of chromium and oxygen. It is a black powder that crystallises in the rock salt structure.Hypophosphites may reduce chromium oxide to chromium oxide:It is readily oxidized by the atmosphere....
, CrO - Chromium(III) oxideChromium(III) oxideChromium oxide is the inorganic compound of the formula Cr2O3. It is one of principal oxides of chromium and is used as a pigment. In nature, it occurs as the rare mineral eskolaite.-Structure and properties:...
, Cr2O3 - Chromium dioxide (chromium(IV) oxide), CrO2
- Chromium trioxideChromium trioxideChromium trioxide is the inorganic compound with the formula CrO3. It is the acidic anhydride of chromic acid, and is sometimes marketed under the same name.This compound is a dark-red/orange brown solid, which dissolves in water concomitant with hydrolysis...
(chromium(VI) oxide), CrO3 - Chromium(VI) oxide peroxide, CrO5
- Mixed valence species, such as CrChromiumChromium is a chemical element which has the symbol Cr and atomic number 24. It is the first element in Group 6. It is a steely-gray, lustrous, hard metal that takes a high polish and has a high melting point. It is also odorless, tasteless, and malleable...
8OOxygenOxygen is the element with atomic number 8 and represented by the symbol O. Its name derives from the Greek roots ὀξύς and -γενής , because at the time of naming, it was mistakenly thought that all acids required oxygen in their composition...
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