Question

How does the following properties vary in periodic table: a) atomic size,
b) electronegativity.​

Answer 1

Answer:

hi

Explanation:

atomic size decrease along period from left to right and increases down the group

and electronegativity increase in period from left to right and decrease down the group

Answer 2

Answer:1 Atomic radius decrease on going from left to right in a period.

2 In group of periodic table Electropositivity increases on going from top to bottom in a group. Elecropositivity decreases on going from left to right in a period.