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How many valence electrons are present in the element with the following ground state electron configuration? 1s2 2s2 2p1

How many valence electrons are present in the element with the following ground state electron configuration? 1s2 2s2 2p1
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3 votes
how many valence electrons are present in the element with the following ground state electron configuration? 1s2 2s2 2p1

User ArthNRick
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1 Answer

5 votes

2s2 = 2 valence e-

2p1 = 1 valence e-

3 in total !

User Kevinl
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8.8k points
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