Question

What do you mean by atomic size in periodic table?

Answer 1

The atomic radius of a chemicalelement is a measure of the size of itsatoms, usually the mean or typical distance from the nucleus to the boundary of the surrounding cloud of electrons.

Answer 2

Hey mate here is your answer

The atomic radius of a chemical element is a measure of the size of its atoms, usually the mean or typical distance from the nucleus to the boundary of the surrounding cloud of electrons.

Hope this answer will help you!!