Which of the following reaction is incorrect?

A \( FeCl_2 + K_3[Fe(CN)_6] = 2KCl + KFe[Fe(CN)_6] \) (Deep blue ppt)

B \( FeCl_3 + K_3[Fe(CN)_6] = 3KCl + Fe[Fe(CN)_6] \) (Brown ppt)

C \( FeCl_2 + 2NH_4CNS = 2NH_4Cl + Fe(CNS)_2 \) (Blood red ppt)

D \( FeCl_3 + 3NH_4CNS = 3NH_4Cl + Fe(CNS)_3 \) (Blood red ppt)

Solution

Correct Answer: Option B

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