Question

Give example of periodicity of properties​

Answer 1

Explanation:

) Atomic Radius: Atomic radius of elements decreases as we go from left to right in periodic table. Since number of shells increase in same group from top to bottom, attraction of electrons by protons decrease and atomic radius increase.

Answer 2

Explanation:

1. atomic radius
2. atomic number
3. metallic character or electronegativity
4. non metallic character or electropositivity