Question

application of all the inert gases prepare a chart

Answer 1

Helium is used:

Gas cooled Nuclear reactors ; In filling balloons for meteorological observations. ; In the oxygen mixture of deep sea divers ; In inflating aeroplane tyres ; Used to provide an inert atmosphere in melting and welding of easily oxidizable metals.

Neon is used:

In discharge tubes and fluorescent bulbs used for advertising purposes ; In beacon lights for the safety of air navigators.

Argon is used:

To provide an inert atmosphere in high-temperature metallurgical processes (arc welding of metals or alloys) ; For filling electric bulbs; In the laboratory for handling substances that are air-sensitive. ; Xenon and Krypton are also used in light bulbs.