What Is the Ground-State Electron Configuration of a Cl^- Ion

question 37

Multiple Choice

What is the ground-state electron configuration of a Cl^- ion?

• A) 1s²2s²2p⁶3s²3p⁴
• B) 1s²2s²2p⁶3s²3p⁵
• C) 1s²2s²2p⁶3s²3p⁶
• D) 1s²2s²2p⁶3s²3p²
• E) 1s²2s²2p⁶3s²3p⁸

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