Which of the Following Is the Ground-State Electron Configuration of a Calcium

question 33

Multiple Choice

Which of the following is the ground-state electron configuration of a calcium atom?

• A)[Ne]3s²
• B)[Ne]3s²3p⁶
• C)[Ar]4s¹3d¹
• D)[Ar]4s²
• E)[Ar]3d²

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