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Problem: Which element has the following ground-state electron configuration?1s22s22p63s2a. Nab. Mgc. Ald. Sie. Ne

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We need to determine which element among Na, Mg, Al, Si, and Ne corresponds to the ground-state electron configuration: 1s22s22p63s2

The ground-state electron configuration can help us identify the atomic number of an element.  Recall that every single element in the periodic table has a corresponding atomic number.  

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Problem Details

Which element has the following ground-state electron configuration?


a. Na

b. Mg

c. Al

d. Si

e. Ne

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