Los usos fascinantes del neón

Which group of the periodic table does neon belong to?

• Alkali metals

• Transition metals

• Halogens

• Noble gases

What is the primary reason neon is used in neon signs?

• It is a solid at room temperature

• It is inexpensive

• It emits a bright red light

• It is highly reactive

In what decade did Times Square start using neon lights?

• 1920s

• 1910s

• 1930s

• 1940s

Why is neon used as a cryogenic coolant?

• It is cheaper than helium

• It condenses into a liquid at extremely low temperatures

• It remains gaseous at low temperatures

• It is highly reactive

Why is helium often used as an alternative to neon?

• Helium is more abundant on Earth

• Helium is less expensive

• Helium is more reactive

• Helium is more abundant in the universe