Question

write the trends of the following periodic properties in group and periods a) atomic radius b)electro negative ity c) valency d) meatalic nature

Answer 1

Atomic radius: Increases in group and decreases in a period

Electro negativity:Increases in a period and decreases in a group

Valency:Valency doesn't follow a regular trend in periodic table.It varies for different elements.

Metallic nature In a period it decreases and increases in a group