What Is the Correct Electron Configuration of the Calcium Cation

question 40

Multiple Choice

What is the correct electron configuration of the calcium cation?

• A) 1s²2s²2p⁶3s²3p⁶4s¹
• B) 1s²2s²2p⁶3s¹3p⁶4s²
• C) 1s²2s²2p⁶3s²3p⁶
• D) 1s²2s²2p⁶3s²3p⁶3d¹⁰

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