Orange red vapours of X is formed by heating the chloride salt with K2Cr2O7 and concentrated H2SO4. When X on passing in NaOH gives yellow solution of Na2CrO4. Then X = (A) CrO3 (B) CrCl3 (C) CrO2Cl2

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Question

Orange red vapours of X is formed by heating the chloride salt with K2Cr2O7 and concentrated H2SO4. When X on passing in NaOH gives yellow solution of Na2CrO4. Then X =

(A) CrO3
(B) CrCl3
(C) CrO2Cl2
(D) H2CrO4

Prashant Kotian · Accepted Answer

Correct answer:

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