Question

What are valence electrons?

A.Electrons with a positive charge
B.The same as the numbers of protons
C.The total number of electrons
D.Electrons in the outermost energy level

Answer 1

D

Step-by-step explanation:

Valence electrons are the electrons in the outermost shell or last energy level of an atom. Valence electrons are electrons in the highest principal energy level. They are electrons that sit on the outermost orbit of an element. They are responsible for bonding and chemical properties of each element