What is the ground-state electron configuration for the oxide ion? A)1s²2s²2p² B)1s²2s²2p⁴ C)1s²2s²2p⁶ D)1s²2p⁶ E)1s²2p⁸

Name: What is the ground-state electron configuration for the oxide ion? A)1s 2 2s 2 2p 2 B)1s 2 2s 2 2p 4 C)1s 2 2s 2 2p 6 D)1s 2 2p 6 E)1s 2 2p 8
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Quizplus · Accepted Answer

The oxide ion (O^2-) has gained two electrons compared to a neutral oxygen atom, resulting in a full 2p subshell, giving it the electron configuration of 1s²2s²2p⁶.

What Is the Ground-State Electron Configuration for the Oxide Ion