K_4[Fe(CN)_6] is used in the identification of

JEE Advanced Chemistry question

is used in the identification of

(A) ionsCorrect
(B) ions
(C) ions
(D) ionsCorrect

Answer: (A),(D)

Solution

Potassium ferrocyanide, , reacts with to give a chocolate-brown precipitate of copper ferrocyanide, and with it gives a characteristic (Turnbull's-type) blue colouration due to the formation of — so

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-160005