Question:

A solution of a metal ion when treated with KI gives a red

Last updated: 6/27/2023

A solution of a metal ion when treated with KI gives a red

A solution of a metal ion when treated with KI gives a red precipitate which dissolves in excess KI to give a colourless solution Moreover the solution of metal ion on treatment with a solution of cobalt II thiocyanate gives rise to a deep blue crystalline precipitate The metal ion is 1 Pb 2 Hg 3 Cu 4 Co