| | Column-I | Column-II |…

CHEMISTRY · Subjective · GCSE · Chemistry · Chemical Analysis · Chemical Analysis

Problem

<b>Column-I</b><b>Column-II</b>
| | (A) Precipitate with KCN, which is soluble in excess of reagent (B) Precipitate with NaOH and NH4OH\text{NH}_4\text{OH} , which is insoluble in both excess of reagent (C) Coloured ppt. with KI, which is soluble in excess of reagent (D) Black ppt. with H2S\text{H}_2\text{S} , which is soluble in hot and dil. HNO3\text{HNO}_3 | (P) Fe2+\text{Fe}^{2+} (Q) Hg2+\text{Hg}^{2+} (R) Pb2+\text{Pb}^{2+} (S) Ag+\text{Ag}^+ |

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