PLEASE HELP ASAP!!
FILL IN THE BLANKS:
1. The number of electrons that an element has is equal to its _ in the periodic table.
2. Electrons are found in the _ of the atom. They are responsible for the _ of an element.
3. The electron cloud is divided into _. This is the average distance of an electron from the nucleus.
4. Electrons that are found in the outermost energy level of an atom are called _ electrons.