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4K2Cr2O7 → 4K2CrO4 + 2Cr2O3 + 3O2

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When potassium dichromate (K2Cr2O7) is heated, it decomposes into potassium chromate (K2CrO4) and oxygen gas (O2) is released. The color of the compound changes from orange to yellow as it loses oxygen atoms during the decomposition process.

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10mo ago
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Q: What happens when K2cr2o7 is heated?
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