Quiz on Uses of Inert Gases

Why is helium preferred over hydrogen for use in airships?

• Helium is more abundant than hydrogen.

• Helium is less dense than hydrogen.

• Helium is non-flammable, unlike hydrogen.

• Helium is cheaper than hydrogen.

What is the primary reason for using helium in deep-sea diving tanks?

• Helium is less soluble in blood under high pressure.

• Helium is more abundant in the atmosphere.

• Helium is cheaper than nitrogen.

• Helium is more soluble in blood than nitrogen.

What is the main reason for not using 100% oxygen in deep-sea diving tanks?

• High oxygen concentration can be toxic under pressure.

• Oxygen is too expensive.

• 100% oxygen is not available.

• Oxygen is less soluble than helium.

What is a common use of neon in everyday applications?

• Neon is used in fluorescent lights and advertising signs.

• Neon is used in welding.

• Neon is used in airships.

• Neon is used in deep-sea diving tanks.

Why is argon used in filament bulbs?

• Argon prevents oxidation of the filament at high temperatures.

• Argon is cheaper than other gases.

• Argon is more reactive than other gases.

• Argon enhances the brightness of the bulb.

Which inert gas is used to protect metal filaments in bulbs?

• Helium

• Neon

• Argon

• Krypton

Which gas is used in advertising signs due to its bright glow?

• Krypton

• Argon

• Neon

• Helium

Which inert gas is commonly used in laser technology?

• Krypton

• Neon

• Helium

• Radon

What is a shared application of krypton and xenon?

• Both are used in welding.

• Both are used in lasers and flash bulbs.

• Both are used in deep-sea diving.

• Both are used in airships.

What is the primary use of radon in the medical field?

• Radon is used in welding.

• Radon is used in deep-sea diving.

• Radon is used in airships.

• Radon is used in radiotherapy to treat cancer.