Explain the variation of atomic radius down a group.

Explain the variation of ionic radius down a group and across period.

Explain the variation of atomic radii in group 13 elements.

Explain the variation of atomic radius across a period.

What is the periodic trend observed in the variation of atomic radii down a group?

Answer the equation based on the given data What is the periodic trend observed in the variation of atomic radii down a group?

Explain the variation of atomic radius (i) across the period (ii) along the group