Hey there,
Answer:
4 valence electrons.
Hope this helps :D
<em>~Top☺</em>
You can have as many controls as necessary, But they must remain equal at all times in order to get the most accurate results
The answer to your question is D. hope this helps
-dabs-
Carbon:
1s is filled. 2s is filled. 2p is shown to contain two electrons in one orbital and no electrons in the other two orbitals.