What Is the Electron Configuration for the Barium Atom

question 94

Multiple Choice

What is the electron configuration for the barium atom?

• A) 1s²2s²2p⁶3s²3p⁶4s²
• B) 1s²2s²2p⁶3s²3p⁶4s¹
• C) 1s²2s²2p⁶3s²3p⁶3d¹⁰4s²
• D) [Xe] 6s²
• E) none of these

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