Question

Define the following: Inert elements.

Answer 1

• The elements which have all the completely filled orbits and have stable configuration are called inert elements.
• These elements are located in the group number 18 of the modern periodic table.
• Inert elements are stable non-reactive in nature.
• Examples of inert elements are:

Inert elements	Electronic configuration
Helium (He)	2
Neon (Ne)	2,8
Argon (Ar)	2,8,8