Which of These Complex Ions Would Absorb Light with the Longest

question 32

Multiple Choice

Which of these complex ions would absorb light with the longest wavelength

• A) [Co(H₂O)₆]²⁺
• B) [Co(NH₃)₆]²⁺
• C) [CoF₆]^4-
• D) [Co(CN)₆]^4-
• E) [Co(en)₆]²⁺

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