Which of the Following Electron Configurations Is Not Allowed

question 33

Multiple Choice

Which of the following electron configurations is not allowed?

• A) 1s²2s²2p²
• B) 1s²2s²2p⁴
• C) 1s²2s³
• D) 1s²2s²2p⁶3s²
• E) 1s²2s²2p⁵

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Forgoing the potential gains from various choices by settling on one option.

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