Chemistry, asked by yeasmin4602, 1 year ago

Describe the preparation of potassium dichromate from chromite ore.

Answers

Answered by Benipal07

Potassium dichromate (K2Cr2O7) is prepared from chromite ore FeCr2O4.
The chromite ore is fused with sodium orpotassium carbonate in free access of air. ... This leads to the formation of potassium manganate, which on electrolytic oxidation in alkaline solution gives potassium permanganate.

Answered by Grewal007

Answer:

Potassium dichromate (K2Cr2O7) is prepared from chromite ore FeCr2O4.

The chromite ore is fused with sodium orpotassium carbonate in free access of air. ... This leads to the formation of potassium manganate, which on electrolytic oxidation in alkaline solution gives potassium permanganate.

Explanation:

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