Atomic size gradually decreases from left to right across a period of .
Atomic radius decreases from left to right within a period.
Atomic radius increases from top to bottom within a group.
https://www.khanacademy.org/science/chemistry/periodic-table/periodic-table-trends-bonding/v/atomic-and-ionic-radii
What are the group trends for ionic radius?
March 18th, 2019 admin