Which of the following compound is used as the starting material for the preparation of potassium dichromate :- (A) K SO .Cr (SO ) .24H O (Chrome alum) (B) PbCrO (Chrome yellow) (C) FeCr O (Chromite)

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Question

Which of the following compound is used as the starting material for the preparation of potassium dichromate :-

(A) K SO .Cr (SO ) .24H O (Chrome alum)
(B) PbCrO (Chrome yellow)
(C) FeCr O (Chromite)
(D) PbCrO PbO (Chrome red) 2 4 2 4 3 2 4 2 4 4

Prashant Kotian · Accepted Answer

Correct answer: C

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