Nobel gases.why they are called inert gases?2 examples with atomic no.and electronic configuration.

Nobel gases.why they are called inert gases?2 examples with atomic no.

1.	Nobel gases.why they are called inert gases?2 examples with atomic no.and electronic configuration.
Answer» ASES are CALLED inert because they do not react with other elements to form compounds that is they are unreactive. Examples of inert gases : heliun , neon, ARGON , krypton etc.Electronic configuration :1. Helium :atomic no. 2 K L 2 22. Neon : atomic no. 10 K L 2 83. Argon : atomic no. 18 K L M 2 2 8