Rose Delgado
02/25/2024 · Primary School
Select the correct electron configurations from the list below. You can refer to the periodic table for atomic numbers. Check all that apply. View Available Hint(s) The electron configuration of \( \mathrm{Au}^{+} \)is \( [\mathrm{Xe}] 4 f^{14} 5 d^{9} 6 s^{1} \). The electron configuration of K is \( [\mathrm{Ar}] 4 s^{0} 3 d^{1} \). The electron configuration of Co is \( [\mathrm{Ar}] 4 s^{2} 3 d^{7} \). The electron configuration of Si is \( [\mathrm{Ne}] 3 s^{2} 3 p^{2} \).
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The correct electron configurations are for \( \mathrm{Au}^{+} \), Co, and Si.
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