Chemistry-
General
Easy
Question
The deep blue colour obtained on adding K3Fe(CN)6 to ferrous sulphate is due to the formation of
- Fe[Fe(CN)6]
- Fe3[Fe(CN)6]2
- Fe3[Fe(CN)6]4
- Fe4[Fe(CN)6]3
The correct answer is: Fe3[Fe(CN)6]2
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