What element has its 7 valence electrons in energy level 4 in s and p orbitals?

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17-11-2017
Chemistry

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What element has its 7 valence electrons in energy level 4 in s and p orbitals?

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roconovam roconovam · Answer 1 · 2017-11-17T07:10:30+01:00

roconovam roconovam

17-11-2017

The answer to your question is the element (Br) because it has 35 in his atomic number.
1s2/2s2 2p6/ 3s2 3p6/4s2 4p6 3d9. or [Ar] 4s2 2p5 3d10.
i hope that is answering your question.

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