Answer :
The answer is potassium, barium, aluminium, gallium and tin is in order
Potassium, barium, aluminum, gallium, tin
If you have any more questions like this search up a periodic table also, only if it helps. The number over each symbol is the protons.
If you have any more questions like this search up a periodic table also, only if it helps. The number over each symbol is the protons.
