b. Increases
As you move from left to right in a periodic table, the atomic number of the elements increases. Each successive element has one more proton in its nucleus than the previous element.
a.
Decreases
b.
Increases
c.
Undergoes no change
d.
None of the above
1 answer
b. Increases
As you move from left to right in a periodic table, the atomic number of the elements increases. Each successive element has one more proton in its nucleus than the previous element.