`M overset(KCN_(aq.)Air)to [M(CN)_(2)]^(-)("soluble in water")`
Channel: Doubtnut
Date: 2021-11-02

`M overset(KCN_(aq.)Air)to [M(CN)_(2)]^(-)("soluble in water")` `M overset(Delta,C)to [M(CO)_(4)]^(-)("volatile complex")` `M overset(I_(2),Delta)to MI_(4)^(-)("volatile iodide")`  Metals in reaction (i),(ii) and (iii) are respectively