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Potassium ferrocyanide is used for testi...

Potassium ferrocyanide is used for testing

A

`Cu^(2+)` and `Zn^(2+)`

B

`Fe^(3+)` and `Ca^(2+)`

C

`Ag^(+)` and `Zn^(2+)`

D

`Th^(4+)` and `Cu^(2+)`

Text Solution

Verified by Experts

The correct Answer is:
A,B,C,D
(A)`Cu_(2)[Fe(CN)_(6)],K_(2)Zn_(3)[Fe(CN)_(6)]_(2)`, (B)`Fe_(4)[Fe(CN)_(6)]_(3),K_(2)Ca[Fe(CN)_(6)]`
(C )`Ag_(4)[Fe(CN)_(6)],K_(2)Zn_(3)[Fe(CN)_(6)]`, (D)`Th[Fe(CN)_(6)],Cu_(2)[Fe(CN)_(6)]`
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