Question

Define the various trends of periodic table.

Answer 1

left to right IE increases,down the group atomic radius increases,down the group electron affinity decreases,left to right electron affinity increases

Answer 2

electopositivity increase down the group and decreases across the period
electronegetavity decreases down the group and increase across the period
atomic size increase down the group and decrease across the period
metallic character increase down the group nad decreases across the period