What Are the Oxidation Numbers of Each Central Metal Atom

question 67

Multiple Choice

What are the oxidation numbers of each central metal atom in the following coordination compounds? K₃[Fe(CN) ₆],[Cr(NH₃) ₄Br₂]Br,[Ni(H₂O) ₆]Cl₂,Na₂[TaF₇]

• A)3,3,3,5
• B)3,3,2,7
• C)-3,3,2,5
• D)-3,1,2,5
• E)3,3,2,5

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