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Which ore is fused with sodium carbonate to make sodium chromate?
APyrolusite, MnO2
BChromite, FeCr2O4
CMagnetite, Fe3O4
DHaematite, Fe2O3
Answer & Solution
Correct answer: B. Chromite, FeCr2O4
Chromite ore FeCr2O4 is fused with sodium carbonate in air to give yellow sodium chromate.
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