Question

29. Give some uses of noble gases?

Answer 1

• Noble gases are unreactive elements. They do not react with other elements.
• The elements of noble gases are helium(He), neon(Ne), argon(Ar), krypton(Kr), xenon(Xe), and radon(Rn). They are chemically inert.

Some uses of noble gases are given below:

• Helium is used to fill weather balloons.
• Neon is used in advertising signs.
• Argon is used to fill electric bulbs because it stops oxygen to corrode the filament.