Which of the following shows the correct sequence of energy flow, as the different types of energy are converted from one type to the other in each stage of the process?

since the atomic number is the number of protons in the nucleus, as we move to the left on the periodic table, the electrostatic pull between the nucleus and the valence electron shell decreases. as we move down a group (vertical column), the valence shell energy level gets further and further from the nucleus.

i think it's c. if you look search electronic symbol on google and then click on wiki it shows you a