Which of the following electrons configurations correctly represents an inert element?
A. 1s² 2s² 2p4
B. 1s² 2s² 2p6 3s²
C. 1s² 2s² 2p6 3s² 3p4
D. 1s² 2s² 2p6
Correct Answer: Option D
D. 1s² 2s² 2p6
Which of the following electrons configurations correctly represents an inert element?
A. 1s² 2s² 2p4
B. 1s² 2s² 2p6 3s²
C. 1s² 2s² 2p6 3s² 3p4
D. 1s² 2s² 2p6
Correct Answer: Option D
D. 1s² 2s² 2p6
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