Uses of Argon:

1) Argon is used in gas-filled electric lamps due to its inert property.

2) It is used in laboratories to handle air-sensitive substances.

3) It is used to provide an inert temperature in a high metallurgical process.

Uses of Neon:

1) It is used in beacon lights

2) It is filled in discharge tubes with characteristic colours.

3) It is mixed with helium to protect electrical appliances from high voltage.