How is it possible for an Argon atom to take up less space than a Sodium atom even though it has 7 more protons? A. as the positive nucleus gets bigger it pulls its electrons closer toward the center
B. as the negative nucleus gets bigger it pulls its electrons closer toward the center
C. as the positive nucleus gets bigger it pushes its electrons farther away from the center
D. as the negative nucleus gets bigger it pushes its electrons closer away from the center