Question

Which groups on the periodic table represent the s- block ?

Answer 1

Groups 1 and 2.

Step-by-step explanation:

The elements of Group 1 and Group 2 of the modern periodic table are called S block elements. The two types of s block elements are possible i.e. the elements with one electron (s1) or the elements with two electrons (s2) in their s-subshell.