Which Element Has the Following Electron Configuration: 1S₂ 2S₂ 2p6

question 63

Multiple Choice

Which element has the following electron configuration: 1S₂ 2S₂ 2p6 3S₂ 3p6 4S₂ 3d10?

• A)Ca
• B)Cd
• C)Kr
• D)Zn
• E)none of the above

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