The INCORRECT statement isA. `Cu^(2+) and Ni^(2+)` ions give black precipitate with `H_(2)S` in presence of HCl solution.B. `Cu^(2+)` ions gives chocolate coloured precipitate with potassium ferrocyanide solution.C. Ferric ions gives blood red colour with potassium thiocyanate.D. `Cu^(2+)` salts give red coloured borax bead test in reducing flame.

The INCORRECT statement isA. `Cu^(2+) and Ni^(2+)` ions give black pre

1.	The INCORRECT statement isA. `Cu^(2+) and Ni^(2+)` ions give black precipitate with `H_(2)S` in presence of HCl solution.B. `Cu^(2+)` ions gives chocolate coloured precipitate with potassium ferrocyanide solution.C. Ferric ions gives blood red colour with potassium thiocyanate.D. `Cu^(2+)` salts give red coloured borax bead test in reducing flame.
Answer» Correct Answer - A

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