Question

The atomic size ___________ as we move from left to right across the period, because

the ____________increases, but the ___________remains the same.​

Answer 1

The atom size decreases as we move from left to right across the period, because the electrons/atomic number increases, but the shell remains the same.

Answer 2

Answer:

The atomic size decreases as we move from left to right across the period because

the Atomic radius decreases.but the Shell remains the same.

Hope it helps you.