Questions
In an aqueous solution ferric ion gives blood red colour with potassium thiocyanate solution. Which of the following gives blood red colour with KSCN solution
detailed solution
Correct option is A
Fe4FeCN63 ⇌ 4Fe+3+3FeCN6−4This solution contains free Fe+3 ion(2) & (4) --Fe+3 ion is in complex ion ….It cannot react with SCN– ion(3) Does’nt contain Fe+3 ionSimilar Questions
A reagent used for identifying nickel ion is:
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