Question

9th class activity maths 2 page no. 34 30 60 90 triangle

Answer 1

Answer:

The elements of group 1,2,13,14,15,16,17,18 are collectively called. Solution : s-and p-block elements are called representative elements.The elements of group 1,2,13,14,15,16,17,18 are collectively called. Solution : s-and p-block elements are called representative elements.