Question

Which of the following elements is most likely to be the least reactive?

A. a group of 2 element
B. a group of 17 element
C an element with 1 valence electron
D an element with 8 valence electrons

Please help1!1

Answer 1

D

Step-by-step explanation:

8 valence electrons means it is stable, so it will not need to lose or gain electrons