Skip to content
- Any period in the periodic table has got the most metallic on the left and gradually elements are less metallic as the period extends to the right.
- The more a period progresses from left to right the size of atom or atomic radius decreases.
- The more a period progresses from left to right, the value of ionization energy decreases.
- The more a period progresses from left to right the value of electron affinity increases.
- The more a period progresses from left to right the value of electronegativity increases.
