| Formula / Notation | Cr2O3 |
|---|---|
| CAS Number | 1308-38-9 |
| Molecular Weight | 151.990 |
| Melting Point | 2435 °C |
| Boiling Point | 4000 °C |
| Density | 5.22 at 25 °C |
| Solubility | In water, 3.13 ug/L at 20 °C, pH 6; 2.96 ug/L at 20 °C, pH 8 |
| Appearance | Pellets or Large Crystals, Other Solid; Pellets or Large Crystals; Dry Powder, Pellets or Large Crystals; Dry Powder; Other Solid; Dry Powder, Other Solid |
| Also Known As | oxo(oxochromiooxy)chromium; 1308-38-9; Chromia; Dichromium trioxide; CHROMIC OXIDE; Chrome Green; Chrome oxide; Green chromium oxide; Green cinnabar; Chrome ochre |
| Category | Inorganic Compounds |
What is Chromium(III) oxide?
Chromium(III) oxide (Cr2O3) is an inorganic compound that appears as Pellets or Large Crystals, Other Solid; Pellets or Large Crystals; Dry Powder, Pellets or Large Crystals; Dry Powder; Other Solid; Dry Powder, Other Solid. It has a molecular weight of 151.990 g/mol. Its IUPAC name is oxo(oxochromiooxy)chromium. Boiling point: 4000 °C. Melting point: 2435 °C.
Formula & Notation
IUPAC Name: oxo(oxochromiooxy)chromium
Other Names / Synonyms: oxo(oxochromiooxy)chromium; 1308-38-9; Chromia; Dichromium trioxide; CHROMIC OXIDE; Chrome Green; Chrome oxide; Green chromium oxide; Green cinnabar; Chrome ochre
Properties & Characteristics
Physical Data
| Property | Value |
|---|---|
| Melting Point | 2435 °C |
| Boiling Point | 4000 °C |
| Density | 5.22 at 25 °C |
| Molecular Weight | 151.990 |
| Solubility | In water, 3.13 ug/L at 20 °C, pH 6; 2.96 ug/L at 20 °C, pH 8 |
| Appearance | Pellets or Large Crystals, Other Solid; Pellets or Large Crystals; Dry Powder, Pellets or Large Crystals; Dry Powder; Other Solid; Dry Powder, Other Solid |
Uses & Applications
Safety Information
Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.
Key Facts
Frequently Asked Questions
Chromium(III) oxide (Cr2O3) is an inorganic compound that appears as Pellets or Large Crystals, Other Solid; Pellets or Large Crystals; Dry Powder, Pellets or Large Crystals; Dry Powder; Other Solid; Dry Powder, Other Solid. It has a molecular weight of 151.990 g/mol. Its IUPAC name is oxo(oxochromiooxy)chromium. Boiling point: 4000 °C. Melting point: 2435 °C.
Used in industrial processes, materials science, semiconductor manufacture, ceramics, or as a catalyst.
May be corrosive, toxic, or an oxidising agent. Handle in well-ventilated area. Consult SDS before use.
The formula or notation for Chromium(III) oxide is: Cr2O3