Helium (he) and neon (ne) are elements in group 8a of the periodic table. how do the electron dot diagrams of theselements compare? a. the electron dot diagram of helium has six fewer electrons than the electron dot diagram of neon. b. the electron dot diagram of helium has eight fewer electrons than the electron dot diagram of neon. c. both the electron dot diagram of helium and the electron dot diagram of neon have two dots. d. both the electron dot diagram of helium and the electron dot diagram of neon have eight dots