Predict the Electronic Configuration in the Oxide Ion in CaO

question 171

Multiple Choice

Predict the electronic configuration in the oxide ion in CaO.

• A) [He]2s²2p⁶ or [Ne]
• B) [He]2s²2p⁵
• C) [He]2s²2p⁶3s²
• D) [Ne]3s¹3p³
• E) [Ne]3s²3p³

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