Respuesta :

Answer:

The answer to your question is: Boron

Explanation:

Helium  has 2 electrons in the first energy level and does not have any electron in the second energy level.

Boron  it has 2 electrons in the first energy level and three electrons in the second energy level.

Beryllium  has 2 electrons in the first energy level and 2 electrons in the seond energy level.

Carbon has 2 electrons in the first energy level and 4 electrons in the third energy level.