Chemistry WAEC

Which of the following electronic structures belongs to a noble gas?

A. 1s² 2s²
B. 1s² 2s² 2p4
C. 1s² 2s² 2p6 3s² 3p6
D. 1s² 2s² 2p²
E. 1s² 2s² 2p6 3s² 3p³

Correct Answer:

Option C – 1s² 2s² 2p6 3s² 3p6

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5 years ago

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