Q.

An orange coloured compound (A) when treated with NaCl & conc. H2SO4 gives red brown vapour (B). This vapour when passed through NaOH gives yellow coloured solution (C). On addition of CH3COOH and (CH3COO)2 Pb to this yellow solution, yellow colored ppt (D) is obtained. Which of the following compounds is not resemble with above information:

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a

 'D'is PbCl2

b

 'A' is K2Cr2O7

c

'C' is Na2CrO4

d

 'B' is Cr2O2Cl2

answer is D.

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Detailed Solution

It is chromyl chloride test

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