Chromium(II) oxide
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IUPAC name
chromium(II) oxide
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PubChem CID
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| Properties | |
| CrO | |
| Molar mass | 67.996 g/mol |
| Appearance | black |
| Melting point | 300 °C (572 °F; 573 K) (decomposes) |
| Structure | |
| cubic, cF8 | |
| Fm3m, No. 225 | |
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Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Chromium(II) oxide (CrO) 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(III) oxide to chromium(II) oxide:
It is readily oxidized by the atmosphere.
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