1.

Which of the following is/are correct for potassium ferrcysnide?

Answer»

it gives a brown precipitate with `Cu^(2+)` IONS
it gives a red precipitate of mixed SALT `Cd^(2+)` ions
If in excess gives a white precipitate with `ZN^(2+)`
It develops a deep red coloured with `Fe^(3+)`

Answer :a,c


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