Gases Nobles

What is the chemical symbol for helium?

• He

• Hl

• Hu

• Hm

Which gas noble is known for its orange glow in gas discharge lamps?

• Krypton

• Argon

• Neon

• Xenon

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

• Oxygen

• Helium

• Nitrogen

• Carbon Dioxide

Which gas noble is used in balloons to make them float?

• Nitrogen

• Oxygen

• Argon

• Helium

What is the chemical symbol for neon?

• Ne

• O

• Fe

• Na

Which gas noble is often used in neon signs?

• Neon

• Argon

• Krypton

• Helium

Which gas noble is used in some types of laser?

• Neon

• Krypton

• Helium

• Argon

What is the chemical symbol for argon?

• Ar

• An

• Ag

• Ao