Answer:
The element from Group 13.
Explanation:
Following trends of the periodic table, atomic radius of the elements increase going down from the right side and decrease on its way up diagonally to the left. (sry if u can't understand me)
protons but different number of neutrons.
B) Cohesion
The water molecules are more attracted to themselves than with air molecules. Droplets will cling to the body of water due to cohesion.