Question

9. Why the elements belonging to the same
group do have similar chemical
properties?​

Answer 1

they have similar chemical properities because  they are in a group with very less difference in theiir eletronic configuration

Answer 2

Answer:

Explanation:

Elements belonging to the same group have the same number of electrons in the valence shell as we do that the valence electrons take part in chemical reactions so usually e elements belonging to the same group have similar chemical properties