You’ll need to be sure to count all the atoms in each side of the chemical equation.
I think only solids arrange in a regular geometric pattern, so i2
Animals contribute water mainly through breathing, perspiration and urination. ... When droplets of sweat evaporate from the surface of an animal's skin, they take a bit of the animal's body heat with them. They also turn into water vapor and enter the water cycle, just like water evaporating from plant leaves.
Answer:

group 16 period 2 of the periodic table
note: that is not the electronic configuration, that is the Bohr model.