Question

CHEMISTRY 50 POINTSS!!

The electron configuration of an element is shown below.

1s2 2s2 2p6 3s2 3p6

Name the group this element belongs to in the periodic table and explain your answer.

Based on the electron configuration, write one chemical property of this element.

Answer 1

Group 18

non-reactive noble gas

Answer 2

Answer: Group 18, non-reactive noble gas

Step-by-step explanation:

This electron configuration denotes the elements Argon. It is at the end of the 3p subshell and we can tell this because it says 6 for the value in 3p. This element is in group 18 and something important about that group is that they are typically non-reactive gases, because they have a full electron shell.