##### Question Info

This question is public and is used in 1 group and 308 tests or worksheets.

Type: Multiple-Choice
Category: Quantum Physics and the Atom
Score: 4
Author: Melloni

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# Quantum Physics and the Atom Question

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## Grade 10 Quantum Physics and the Atom

Which of the following represents a correct ground-state electron configuration for a silicon atom?
1. $1s^2 2s^2 2p^6 3s^2 3p^6 4s^2$
2. $1s^2 2s^2 2p^4 3s^2 3p^4$
3. $1s^2 2s^2 2p^6 3s^2 3p^2$
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