Question

how many valence electrons are in a carbon atom? * 1 point 2 4 5 6

Explanation:

Carbon has an atomic number of 6. Its electron - configuration is 1s²2s²2p². The electrons in the outermost shell (n = 2 in this case) are the valence electrons. There are 4 electrons in the 2s and 2p orbitals combined.

Answer:

B. 4