What the first questions answer? Anyone know if so plz help a siesta out

Which element in the third period would you expect to have the larger atomic radius, sodium (na) or sulfur (s)? a. sodium, because it has a higher effective nuclear charge attracting electrons in fewer energy levels. b. sodium, because it has fewer protons attracting electrons in the same energy levels. c. sulfur, because it has more protons attracting electrons in more energy levels. d. sulfur, because it has a higher effective nuclear charge attracting electrons in the same energy levels.

Which description best characterizes the motion of particles in a solid?

When water dissolves sugar, which process is not involved? o dissociation o hydration o surface area of the solute increases sa