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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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