Which Is the Correct Formula for Potassium Hexacyanoferrate(II)

question 130

Multiple Choice

Which is the correct formula for potassium hexacyanoferrate(II) ?

• A)K[Fe(CN)₂]
• B)K₂[Fe(CN)₂]
• C)K₃[Fe(CN)₆]
• D)K₄[Fe(CN)₆]
• E)K₆[Fe(CN)₆]

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