Give Preparation of k2Cr2O7
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K2Cr2O7 is prepared from chromite ore (FeCr2O4). It is a red-orange coloured, crystalline compound.
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Properties
K2Cr2O7 is soluble in not water.
It is in the form of orange crystals.
On heating, potassium dichromate decomposes and forms potassium chromate and chromic oxide.
It is used in industries as an oxidizing agent.
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