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Aq. Suspension of a yellow substance (A)...

Aq. Suspension of a yellow substance `(A) overset(KI)underset("conc.solution")rarr` colurless solution `(B)overset(NH_(4)CI)underset("KOH solution added")rarr` Brown ppt. Compound (A) is:

A

`PbI_(2)`

B

`AgI`

C

`HgI_(2)`

D

`Hg_(2)I_(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
`underset((A))(HgI_(2))overset(KI)rarr underset((B))(K_(2)hgI_(4)) overset(NH_(4)CI)rarr underset(("Brown ppt"))(HgO.Hg(NH_(2))Idarr` Iodide of Millon's Base
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GRB PUBLICATION-SALT ANALYSIS-H: IInd Group Cations
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  18. When concentrated HCI is added to an aqueous solution of CoCl(2...

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