Sodium fusion extract, obtained from aniline, on treatment with iron (II) sulphate and H_(2)SO_(4) in presence of air gives a prussian blue precipitate. Hence, the blue colour is due to the formation of

Sodium fusion extract, obtained from aniline, on treatment with iron (

1.	Sodium fusion extract, obtained from aniline, on treatment with iron (II) sulphate and H_(2)SO_(4) in presence of air gives a prussian blue precipitate. Hence, the blue colour is due to the formation of
Answer» `Fe_(4)[Fe(CN)_(6)]_(3)` `Fe_(3)[Fe(CN)_(6)]_(2)` `Fe_(4)[Fe(CN)_(6)]_(2)` `Fe_(3)[Fe(CN)_(6)]_(3)` Answer :A