Chromic acid (CrO₈), tseem hu ua chromium trioxide lossis chromic anhydride, yog xim liab-xim av crystalline hauv daim ntawv ntawm flakes. Nws muaj qhov melting point ntawm 197 degree thiab yog hygroscopic heev. Vim nws muaj zog oxidizing zog, nws yog heev corrosive thiab lom, muaj peev xwm ntawm corroding daim tawv nqaij. Thaum chromic anhydride yaj hauv dej, nws tuaj yeem tsim chromic acid (H₂CrO₄) lossis dichromic acid (H₂Cr₂O₇).
Taw qhia rau Chromic Anhydride thiab Chromic Acid
Dec 16, 2024
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