TERMIUM Plus®

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OXYDE CHROME(VI) [2 records]

Record 1 2011-03-08

English

Subject field(s)
  • Chemical Elements and Compounds
Universal entry(ies)
CrO3
formula, see observation
1333-82-0
CAS number
OBS

Chemical formula: CrO3

French

Domaine(s)
  • Éléments et composés chimiques
Entrée(s) universelle(s)
CrO3
formula, see observation
1333-82-0
CAS number
OBS

oxyde de chrome(VI) : forme incorrecte(pas d’espace entre «chrome» et «(VI) »).

OBS

Formule chimique : CrO3

Spanish

Campo(s) temático(s)
  • Elementos y compuestos químicos
Entrada(s) universal(es)
CrO3
formula, see observation
1333-82-0
CAS number
OBS

Fórmula química: CrO3

Save record 1

Record 2 2004-03-11

English

Subject field(s)
  • Chemical Elements and Compounds
CONT

Cr oxides - oxidative dissolution. Anodic polarisation leads to dissolution of CrIIIand CrIV oxides in both acidic and alkaline media.

CONT

We demonstrate that two phases CrO2 and Cr2O3 oxides can be grown by using laser initiated deposition (laser-induced Organic-Metallic Chemical Vapor Deposition (LMOCVD) and laser-induced deposition from solution (LISD), whose mechanism is similar to the first one but in solution and LISD has both advantages of chemical vapor deposition and electroless deposition). The magnetization measurements show that both chromium oxides are presented, and the relative weight of each phase depends on the experimental conditions such as oxygen partial pressure.

OBS

chromium oxide: A generic term which includes "chromium(III) oxide" and "chromium(VI) oxide" (q.v.).

French

Domaine(s)
  • Éléments et composés chimiques
CONT

Le Cr est l’élément primordial de la résistance à la corrosion; en effet dans les atmosphères uniquement oxydantes il se forme une pellicule d’oxyde de Cr qui ralentit la progression de l’oxydation jusqu’à une certaine température; [...]

CONT

Le Chrome sous forme d’oxyde Cr2O3 amphotère est utilisé en céramique pour ses propriétés colorantes, seul il donne des verts intenses. [...] L’oxyde de chrome est très réfractaire et résistant à la réduction, il est utilisé comme colorant pour l’estampillage sous couverte des porcelaines (1350-1400 °C).

CONT

Le groupe n° 3 : «composés trivalents du chrome» (Cr3+) (composés chromiques) incluant l’oxyde chromique (Cr2O3), qui est l’oxyde de chrome vert; [...]

OBS

oxyde de chrome : terme générique qui englobe l'oxyde de chrome(III) et l'oxyde de chrome(VI).

Spanish

Campo(s) temático(s)
  • Elementos y compuestos químicos
Save record 2

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