Question

What are inert gas write it general electron configurations?

Answer 1

The gases of 18th group have stable electronic configurations and are known as inert gases. Egs. helium , neon, argon etc

helium - E.C. = 2

neon - E.C. = 2,8

and so on....

Answer 2

All noble gases have general electronic configuration ns^2 np^6 except helium which has 1s^2.12