In Which of the Following Ions Does the Metal Ion

question 29

Multiple Choice

In which of the following ions does the metal ion have a 3d⁷ electron configuration?

• A)[NiCl₄]^2-
• B)[Mn(H₂O)₆]²⁺
• C)[CoCl₄]^2-
• D)[Co(NH₃)₅Cl]²⁺
• E)[Co(NH₃)₄Cl₂]⁺

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