What Is the Coordination Number of the Central Metal Ion

question 30

Multiple Choice

What is the coordination number of the central metal ion in [Cr(en) ₂(OH) ₂]NO₃? (en = H₂NCH₂CH₂NH₂)

• A) 0
• B) 2
• C) 4
• D) 6
• E) 7

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