QQuestionChemistry
QuestionChemistry
"(1) The element with an electron configuration of 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^2 is in group _ and period _?
The element with an electron configuration of 1s^2 2s^2 2p^6 3s^2 is in group _ and period _?"
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Answer
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Step 1: Identify the periods and groups based on the given electron configurations.
The electron configuration 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d² corresponds to the element with atomic number
Final Answer
The electron configuration 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d² corresponds to the element with atomic number
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