What Is the Coordination Number of Magnesium in MgO? the Ionic

question 42

Multiple Choice

What is the coordination number of magnesium in MgO? The ionic radii of Mg²⁺ and O^2- are 72 and 140 pm, respectively.

• A) 4
• B) 2
• C) 8
• D) 6
• E) 12

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