M overset(KCN(aq.)Air)to [M(CN)(2)]^(-)(...

`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

A

Au,Ni,Ti

B

Ni,Au,Ti

C

Ag,Zn,Ti

D

Ag,Ni,Pb

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The correct Answer is:

A

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