Chromium trioxide is a chromium oxide composed of a single chromium bound (oxidation state +6) to three oxygens; the acidic anhydride of chromic acid.
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Chromium trioxide is a chromium oxide composed of a single chromium bound (oxidation state +6) to three oxygens; the acidic anhydride of chromic acid.
| Fiziksel görünüm | Chromium trioxide, anhydrous appears as a dark purplish red solid. Under prolonged exposure to fire or heat the containers may explode. Highly toxic. A confirmed human carcinogen. |
| Renk / Form | Dark red, bipyramidal prismatic crystals, flakes or granular powder |
| Koku | Odorless |
| Erime noktası | 385 °F (NTP, 1992) |
| Kaynama noktası | 482 °F at 760 mmHg (decomposes) (NTP, 1992) |
| Yoğunluk | 2.7 (NTP, 1992) - Denser than water; will sink |
| Çözünürlük | Very soluble (NTP, 1992) |
| Buhar basıncı | Very low (NIOSH, 2024) |
| Kararlılık | Stable under recommended storage conditions. |
| IUPAC Adı | trioxochromium |
| Molekulyar formula | CrO3 |
| Molekulyar og‘irlik | 99.994 g/mol |
| CAS | 1333-82-0 |
| SMILES | O=[Cr](=O)=O |
| InChIKey | WGLPBDUCMAPZCE-UHFFFAOYSA-N |
| Katalog No | KC.310202 |
| Ambalaj seçenekleri | 500GM · 1KG |
⚠️ Bilgi amaçlıdır; resmî SDS yerine geçmez.