Noble Gases Quiz

Which of the following is NOT a property of noble gases?

• They have a complete outer shell.

• They are highly reactive.

• They are colorless, odorless, and tasteless.

• They exist as monatomic gases at room temperature.

What is the primary use of Helium (He)?

• In light bulbs as a filament

• In refrigeration systems

• In balloons and airships as a lifting gas

• In fireworks to produce colors

Why are noble gases generally unreactive?

• They have low atomic masses.

• They have low melting points.

• They have a complete outer electron shell.

• They have high melting points.

Which noble gas is used in neon signs to produce a bright red-orange glow?

• Helium

• Neon

• Argon

• Krypton

What is the significance of the noble gas configuration in chemistry?

• It is the most reactive electron configuration.

• It represents the highest energy level in the periodic table.

• It is considered a stable electron configuration.

• It is the only configuration that allows for chemical bonding.

Which noble gas is used in light bulbs to prevent the tungsten filament from oxidizing?

• Neon

• Xenon

• Argon

• Radon

What is the least abundant noble gas in the Earth's atmosphere?

• Helium

• Neon

• Argon

• Radon

Which noble gas is known for its use in treating respiratory conditions, by being mixed with oxygen to create a breathing gas?

• Helium

• Neon

• Krypton

• Xenon

Why is Xenon used in flash lamps and arc lamps?

• Because it is the most abundant noble gas

• Because it produces a bright white light when heated

• Because it is the least expensive noble gas

• Because it has the lowest boiling point

Which noble gas has the highest boiling point?

• Helium

• Neon

• Argon

• Radon