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VITEEE 2023
MCQ (Single Correct Answer)
+1
-0

Which of the following compounds is used as the starting material for the preparation of potassium dichromate?

A
$$\mathrm{K}_2 \mathrm{SO}_4 \cdot \mathrm{Cr}_2\left(\mathrm{SO}_4\right)_3 \cdot 24 \mathrm{H}_2 \mathrm{O}$$ (chrome alum)
B
$$\mathrm{PbCrO}_4$$ (chromite yellow)
C
$$\mathrm{FeCr}_2 \mathrm{O}_4$$ (chromite)
D
$$\mathrm{PbCrO}_4 \cdot \mathrm{PbO}$$ (chrome red)
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