A solution of a metal ion when treated with `KI` gives a red precipitate which dissolves in excess `
Channel: Doubtnut
Date: 2020-08-23

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