Chemistry - Salt Analysis Question with Solution | TestHub

(A) $I^{-}+\underset{\text{ Solution }}{{\mathrm{AgNO}}_3}\to \underset{\text{ (Yellow ppt) }}{\mathrm{AgI}\downarrow }\underset{{\mathrm{NH}}_4\mathrm{OH}}{\mathrm{Excess}}$ Insoluble

(B) $I^{-}+\mathrm{Hg}{\left({\mathrm{NO}}_3\right)}_2\to \underset{\text{ (Scarlet red) }}{{\mathrm{HgI}}_2}\downarrow \underset{\text{ Clear solution }}{\overset{\text{ Excess }}{\to }}{\mathrm{K}}_2\left[{\mathrm{Hgl}}_4\right]$

(C) ${\mathrm{I}}^{-}+\mathrm{Pb}(\mathrm{OAc}{)}_2\underset{(\text{ Yellow ppt })}{{\mathrm{PbI}}_2\downarrow }\underset{\text{ heating }}{\overset{\text{ On }}{\to }}$ Soluble $\underset{\text{ solution }}{{(\mathrm{D})|}^{-}}+\underset{(\text{ Black ppt })}{{\mathrm{BiCl}}_3}\to \underset{\text{ Kl }}{\mathrm{Excess}}\underset{\text{ Orange solution }}{{\left[{\mathrm{BiI}}_4\right]}^{-}-}$