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7:07
YouTube
Easy Tips 4 Learner
Compounds | Potassium dichromate (K2Cr2O7) | Preparation, Conversion, Properties and Uses
Potassium dichromate (K2Cr2O7) Preparation of potassium dichromate from chrome iron ore The preparation of K2Cr2O7 from its ore involves the following steps i) Conversion of chrome iron ore to sodium chromate The powdered ore is mixed with Na2CO3 and quick lime, then roasted in a reverberatory furnace with free expose to air. Chromium ore plus ...
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