If a mixture of NaCl, conc. H2SO4 and K2Cr2O7 is heated in a dry test tube, a r

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If a mixture of NaCl, conc. H2SO4 and K2Cr2O7 is heated in a dry test tube, a red vapour (P) is
formed. This vapour (P) dissolves in aqueous NaOH to form a yellow solution, which upon
treatment with AgNO3 forms a red solid (Q). P and Q are, respectively

Options:

A . CrO2Cl2 and Ag2Cr2O7

B . Na2[CrOCl5] and Ag2CrO4

C . Na2[CrOCl5] and Ag2Cr2O7

D . CrO2Cl2 and Ag2CrO4

Answer: Option D

-NA-

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